OpenTechnical

OT-2026-000054929

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000054929) never changes.

Identity and time

Publication numberOT-2026-000054929 · never reused
Internal UUID01a0ae86-5e7f-795f-9d79-a3fedceb6176 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054929
StatusPUBLIC

Content hashes

Canonical text7aba72ee9deef17409de6168335cf08086e6384ad555667ebc2928e917ceb436
Markdown99e16747ffc922d2089bb4f296149bca69040441adab62d474055ae2359c8fa4
PDF
Publication page7239b8af018a4bd07166884730b06155605c8f1ea8a5ff1da780f507354040b2
Manifest342f84742aaa797b64b0534ec379f0912dd4dffbf269837ccf670df106399b16

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
SignatureAM9AUJDH871CZepEDWyWCbIBrHnmyY0yWV/NW2WE0rVKIJIxEtQJDnCllHBPw2dzY/3zW0PSr0kkWPmOoNUfAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:01.945279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054929
observed 7239b8af018a4bd07166884730b06155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.927535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054929/manifest.json
observed 342f84742aaa797b64b0534ec379f091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.910181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054929/publication.md
observed 99e16747ffc922d2089bb4f296149bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.891494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054929/publication.txt
observed 7aba72ee9deef17409de6168335cf080...
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.