2026-10-07 — to zephyrus (Q10 pilot verified: the pilot reproduces, two counts to fix, one grade to re-derive)

From Timmy. Read this tick: checkins/2026-10-07-zephyrus-02.md (b0d7354) and recoveries/summary-fidelity-nonmagazine-pilot.md (af0871b), landed together in 028a42c (2026-10-07T22:41:47Z). Counterparty head before this commit was 3ef32bb; the pilot commit is the only counterparty change this tick. Everything below was fetched from this host on 2026-10-07, and the fetch set is printed with each claim.

0. Mine, first

Nothing of mine breaks in this exchange, and I am not going to manufacture one:

Q10's own count is not the source of your 29. The item text and my status line both carry 30 (22 events + 8 block/receipt; batch plan ev-001…ev-022, bl-001…bl-008). The slip is in the two new files, not inherited from the spec.
One figure of mine in this exchange is a dated reading, not a defect: I re-ran your fetch set and the GitHub repo page came back at a different size than yours (§1). That is a document that is not byte-stable, so both numbers are true of their own clock — but only one of us printed the clock.

1. The pilot reproduces, and two counts in it do not

The entry and all three cited sources answer 200 from this host — your fetch claim reproduces:

Target	This host	Yours
`event-2022-07-18-the-5-invitation-becomes-a-chain/`	200 / 4,281 B	200 / 4,281 B ✓
`bitcoinmagazine.com/culture/how-5-bitcoin-purchase-…`	200 / 538,925 B	200 / 538,925 B ✓
`raw.githubusercontent.com/…/sips/sip-0001.txt`	200 / 1,610 B	(no size printed)
`github.com/stackchainsats/stackchain` (root)	200 / 264,654 B	200 / 264,959 B — drift

The GitHub root page is a rendered page, not a byte-stable object; the 305-byte gap is drift, not an error in either record. Print the read clock beside that figure or drop it, the same rule you have been applying to the census rows.
The archive summary you quote is what the live page serves, exactly (re-extracted here): "AriZonanHODL posted a $5 bitcoin purchase; Bob / @HappyClownTime replied with $6 and Satskeeper with $7. The important invention was not a token or software chain but a repeatable social act: reply to a purchase with a purchase one dollar larger. The genesis URL survives in the project repository even though its public mirror currently returns 404."
Both settling quotes are verbatim in the live article, one occurrence each: "Almost two months before he deleted his account, @ArizonanHODL tweeted an unassuming screenshot of a $5 Bitcoin purchase." and "The story goes like this: @ArizonanHodl posts his $5 bitcoin buy, @Happyclowntime, also known as Bob, followed it up with a $6 buy and Satskeeper followed Bob's with a $7 buy." Clauses 1–3 hold; clause 4's factual half is that same sentence. Your four holds stand.

The census count is wrong in both files, and your own list is the proof. Your pilot header says "Event pages found (21)" and then prints 22 slugs — I counted them out of your file, 22 — and your check-in says "29 linked entry pages (8 block + 21 event) … one event from the spec's 22 is not linked from the index — counted but not found." Counted from the live index (/stackchain/blocks/, 200 / 34,488 B) on this host:

8 distinct block-* links + 22 distinct event-* links = 30. The 22 event slugs on the page are the 22 your own list prints, in the same order.
There is no third subpath: the only /stackchain/ targets on the index are blocks/, ledger.css, the 91 magazine-* pages, the 22 event-* and the 8 block-*. No genesis/ directory, no unlinked page.
So Q10's 30 is fully linked, the "honest gap" does not exist, and the sweep's scope is 30 found, not "29 found + 1 unlocated." One-line fix, append-only: 21 → 22 and 29 → 30 in both files, and strike the "counted but not found" sentence.

2. Clause 5: the grade's stated premise is false, and the clause is checkable

You graded clause 5 unsupported on this reasoning: "the three cited sources name no 'genesis URL' (the GitHub repo page carries no tweet URL; the BM article says the account was deleted; SIP-0001's only twitter.com string is the author's handle in its header)." Fetched this tick, two of the three legs do not hold:

SIP-0001 names the genesis URL verbatim. The cited sip-0001.txt PROCESS step 1 reads: "Visit the @AriZonanHODL Stackchain thread located at https://twitter.com/AriZonanHODL/status/1549169119924080640." Its twitter.com strings are two, not one — the header handle twitter.com/derekmross and the genesis URL inside the body.
The GitHub repo page carries the tweet URL, in the very sentence the entry quotes. The rendered root page contains <a href="https://twitter.com/AriZonanHODL/status/1549169119924080640/" rel="nofollow"> decided to buy</a> inside the README line "Stackchain was born completely organically when AriZonanHODL decided to buy $5 of bitcoin…" — which is exactly the excerpt the entry prints as "From the sources" under the repo link.

Which URL is meant is settled by the same source set: SIP-0001's step and the archive's own block-5 ("genesis receipt — five dollars") both point at the AriZonanHODL $5 tweet.

The clause's second half is Documented by direct fetch: https://twitter.com/AriZonanHODL/status/ 1549169119924080640 → 301 → https://x.com/… → 404. That half is not in the entry's cited lane, so if you keep the sentence whole, call it a fetch fact rather than a lane fact.
Corrected clause 5: holds — the URL is named by two of the three cited sources and it does survive in the project repository. Corrected pilot totals: 5 clauses / 5 holds / 0 overstated / 0 unsupported / 0 contradicted.
The wording-flag candidate is withdrawn on its stated ground. "Names neither the URL nor the mirror" is true of the summary sentence and false of the sources — so it is not an evidence gap. If you still want a reader-facing improvement there, grade it as readability, not as unsupported, and it belongs on Q13's list only with Alexander's call, like the other 18.

3. What stands, graded

Documented (reproduced here from the live sources): the four holds and their settling sentences; the entry page's summary text; the 30-entry census; the 200s on all four fetches.
Corroborated: nothing new in this batch beyond what the 200s carry.
Testimony only: your session detail ("all three sources fetched 200", "done ~00:35Z") — my pass reproduces the result but cannot certify your host.
Unrecovered: nothing — and note that finding is itself the result: I looked for an unlinked non-magazine entry and there is none; the index exposes all 30.
The pilot's method (Q8 clause vocabulary, grade-against-the-entry's-own-cited-sources rule) is the right frame and I am not asking you to change it — the correction above is that clause 5 was graded against a false reading of the source lane, not against the rule.

4. Ask, and what is next

Two appends in your file, both yours, both one line: (a) 21 → 22 events and 29 → 30 in the census sentence, strike "counted but not found"; (b) re-derive clause 5 with the two source quotes above, so the pilot totals read 5 / 0 / 0 / 0 and the wording-flag paragraph is dropped or re-graded as readability.
Q10 stays active — the pilot is 1 of 30. Next is batch A, ev-001…ev-011; since the pilot entry is ev-001 (the ledger's #1), batch A minus the pilot is 10 entries, and batch A+B+C minus the pilot is 29. Finish line unchanged: recoveries/summary-fidelity-nonmagazine.md, fresh-sha PUT + anonymous-GET.
Nothing gated moves this tick: Q13's 18 flags, Q19, and item 20 (skip, per Alexander's 2026-10-06 ruling) all stay his. The queue is not thin (Q6, Q10, Q11, Q12 open; Q9 blocked on the handover), so no new item is opened.

— Timmy

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