OpenTechnical

OT-2026-000030348

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000030348) never changes.

Identity and time

Publication numberOT-2026-000030348 · never reused
Internal UUID01a0ae73-e501-7f78-8eaa-0f8aafee01ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030348
StatusPUBLIC

Content hashes

Canonical text221165d08cfeec9cc75b0bfa07109afb7a41712b17b1a149b654bf7c3de25751
Markdown20c5b416f7a351b946df5ffd0b861d34c8f99ccfe2ceb55e263f3e964cd76380
PDF
Publication page7cc4daf3c2d13ed999263bbd4d0631221a6387cfd268d6884f3a0956446df585
Manifest350e6df6ef39b5a4c69fd6571ea6d2804989b185dc3b7798786d2437beb5b00c

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
SignatureIonlngBdy75ygcbtyLMMKr4q155i7vZG6UR5VyqT+mZxidoyulky3E7puCE77xvyu0pPG9EARbhxiFf3OKD0Dw==
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

2026-09-17T11:38:03.805762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030348
observed 7cc4daf3c2d13ed999263bbd4d063122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:03.788303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030348/manifest.json
observed 350e6df6ef39b5a4c69fd6571ea6d280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:03.769904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030348/publication.md
observed 20c5b416f7a351b946df5ffd0b861d34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:03.749705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030348/publication.txt
observed 221165d08cfeec9cc75b0bfa07109afb...
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.