OpenTechnical

OT-2026-000025006

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000025006) never changes.

Identity and time

Publication numberOT-2026-000025006 · never reused
Internal UUID01a0ae71-2728-725e-9e82-9cba21ae41c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025006
StatusPUBLIC

Content hashes

Canonical text2d0ba5eaac3b0b2f743c4d1d5e5d872aa495a53b5f3aac1efc01b7bf08fc1075
Markdownfdf669e96a1a0ed266f38b0f8d2536e1d73fa5ca9e1edc4c95f4a7402d9a7aa8
PDF
Publication pageb9408e548a106acdd232d7a1ec59fa48be25c84a06cc0864c92fdf58d54afea4
Manifestd2fd53e8ba361a2b7cb112e7544a29e2c6bd942b864342c9b9a8675827f509ca

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
SignaturezJnNKcm6xk8ZTou0E8tqcXULMgs8b49UN869Wgzucmh1Vb0CBECVUQbQGYIza0S+lDTzrWc3XD3bA1UjZn7nDA==
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

2026-09-17T11:48:24.254788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025006
observed b9408e548a106acdd232d7a1ec59fa48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.234230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025006/manifest.json
observed d2fd53e8ba361a2b7cb112e7544a29e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.213796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025006/publication.md
observed fdf669e96a1a0ed266f38b0f8d2536e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.192662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025006/publication.txt
observed 2d0ba5eaac3b0b2f743c4d1d5e5d872a...
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.