OpenTechnical

OT-2026-000063794

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000063794) never changes.

Identity and time

Publication numberOT-2026-000063794 · never reused
Internal UUID01a0ae8c-f947-7971-942c-7bd72244450a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063794
StatusPUBLIC

Content hashes

Canonical textd8a67051c378974ff8539486a015dfbb6897079a33a2fe2f38effff142f54884
Markdown033d9cb3366d37eccc6b7bc10c58a2d69596a13a8ab1bbf342e6baec7685e0f5
PDF
Publication paged28f9a5e3432c0a03d429aaa477f3d694694a6cde9a4e57e89cb94790c97b321
Manifest266bd4286c4d159acd175f7e9da758f95e353563a2412622155a08c62278f5bb

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
SignatureDF0JluIGRmR2iEFCzp9yr0zemQjhBSYBmJKAF4FxfZkkZj0W7AVO+mNCTqvImL5vxEvLKAmAzB0euiu9QfWXDg==
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

2026-09-17T10:40:05.465114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794
observed d28f9a5e3432c0a03d429aaa477f3d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.439583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794/manifest.json
observed 266bd4286c4d159acd175f7e9da758f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.417723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794/publication.md
observed 033d9cb3366d37eccc6b7bc10c58a2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.388789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794/publication.txt
observed d8a67051c378974ff8539486a015dfbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.476367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794
observed d28f9a5e3432c0a03d429aaa477f3d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.456973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794/manifest.json
observed 266bd4286c4d159acd175f7e9da758f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.437986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794/publication.md
observed 033d9cb3366d37eccc6b7bc10c58a2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.352774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063794/publication.txt
observed d8a67051c378974ff8539486a015dfbb...
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.