OpenTechnical

OT-2026-000035826

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000035826) never changes.

Identity and time

Publication numberOT-2026-000035826 · never reused
Internal UUID01a0ae76-b4c9-71b9-898b-c5aae0c3215f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035826
StatusPUBLIC

Content hashes

Canonical textb3418f3bfaf8faba891d645fa50841a1fd2dd1fc3b42ac4c9ad6d52f4bd42de3
Markdownd2a7a1659ac425184d02268b554dd67cf817523359ecfe82f6ca90eb6bdb6fdb
PDF
Publication page4bdadfea7d69558acd88ba1e5ea011990f67dc5e7a292a7927123aa251a6ae09
Manifest270b0df71a4053caf5727664670987044a15d24927331e56757dd9cf448cd980

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
SignatureiGOuyX1mYlRjZfp3FZWZjN+T46cCsuMLdwEZQNGS/0jK+OBqPeRt5dlIfBB+5G8TWrfxuAE91CpEMvooLDs5DQ==
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

2026-09-17T11:27:32.659244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035826
observed 4bdadfea7d69558acd88ba1e5ea01199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.642017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035826/manifest.json
observed 270b0df71a4053caf572766467098704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.623969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035826/publication.md
observed d2a7a1659ac425184d02268b554dd67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.601683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035826/publication.txt
observed b3418f3bfaf8faba891d645fa50841a1...
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.