OpenTechnical

OT-2026-000075964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000075964) never changes.

Identity and time

Publication numberOT-2026-000075964 · never reused
Internal UUID01a0ae94-2a00-70f1-91cf-7066013140c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075964
StatusPUBLIC

Content hashes

Canonical text52379706421284e7de8795f8786c2ce82cafca8e2e4fa9c617113eac4b35532a
Markdown4d3a4636beae12fb9503a2b0b8abccb3d21c598d5697b588b3c33d8d2c7e3ca8
PDF
Publication page78570a39300f3995853efdc1808aa5c9b3d40b60efa8a15fb553077b5fada4c2
Manifest534299cac7a545546dd5a67d070fbedced944035d99bfffa9d0c59c79f81f5d7

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
SignaturejKDQLlkF1ZrjAZeADuBDDsR2QjGtmFExNNKQCz+SNcp3BJZj8R8hK1X9GoiywVtXZzs2a/7Rt2p546X5naolDw==
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

2026-09-17T10:20:12.148385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964
observed 78570a39300f3995853efdc1808aa5c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.124394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964/manifest.json
observed 534299cac7a545546dd5a67d070fbedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.104244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964/publication.md
observed 4d3a4636beae12fb9503a2b0b8abccb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.082845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964/publication.txt
observed 52379706421284e7de8795f8786c2ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.263115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964
observed 78570a39300f3995853efdc1808aa5c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.244115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964/manifest.json
observed 534299cac7a545546dd5a67d070fbedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.227125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964/publication.md
observed 4d3a4636beae12fb9503a2b0b8abccb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:58.209467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075964/publication.txt
observed 52379706421284e7de8795f8786c2ce8...
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.