OpenTechnical

OT-2026-000036575

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036575) never changes.

Identity and time

Publication numberOT-2026-000036575 · never reused
Internal UUID01a0ae77-46e7-7da5-989b-fa650688a54f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036575
StatusPUBLIC

Content hashes

Canonical text2326853f54ef8d340691767e6acde582fcc1fd0b4eccf703ae529a4b645097bf
Markdown35cdaa21865fc8a036034b4b0dd53808ff89d66733dd5da6555dc26c2caf4b76
PDF
Publication page049383030705709557231a16314069d5492704982e9992418102f744d848bf09
Manifest671a321a4ca1714b600d8f3556bc96c593c64b4ee54e19e137c9d93b328d5cdf

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureEt8fFFpM7a542U+8ijQK9YgHR86Hm7+WZisetBet8NB0n2QIjrRLsZaHfdYW11xU5cYzjt+y17zZCJKnPPKiDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:25:47.824945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036575
observed 049383030705709557231a16314069d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.808951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036575/manifest.json
observed 671a321a4ca1714b600d8f3556bc96c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.792443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036575/publication.md
observed 35cdaa21865fc8a036034b4b0dd53808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.776373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036575/publication.txt
observed 2326853f54ef8d340691767e6acde582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.