OpenTechnical

OT-2026-000069018

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000069018) never changes.

Identity and time

Publication numberOT-2026-000069018 · never reused
Internal UUID01a0ae90-6dcd-74a4-9f03-14b8447dc3d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069018
StatusPUBLIC

Content hashes

Canonical text35502d16f0ba2196db702c6d2d790be83fe950574fc02b420d152f5d8cbdf2d1
Markdown5643baad6a4009d76b882b775625929c2a814951747e046ff2b2cdcea7cfced8
PDF
Publication pagec36a131e99d3a195a4bb56855d69deb90581066ad23565653ff096eb44a6f714
Manifestc81b4cf96131b337bf9b3be76404f726bbe9e4a59482b93ad07f0883f317bac9

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
Signaturez9bjWcvz1Nyv5BgQL9GJw1MODiMCmeofPuSWyXTVgNUOs+4JSa52haXCAj5vOwNo10/8UPbZFxqPA0n2q18iDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:52.158796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069018
observed c36a131e99d3a195a4bb56855d69deb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.140525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069018/manifest.json
observed c81b4cf96131b337bf9b3be76404f726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.121082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069018/publication.md
observed 5643baad6a4009d76b882b775625929c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.103403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069018/publication.txt
observed 35502d16f0ba2196db702c6d2d790be8...
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.