OpenTechnical

OT-2026-000025414

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000025414) never changes.

Identity and time

Publication numberOT-2026-000025414 · never reused
Internal UUID01a0ae71-5fa7-7578-9eb6-76f6ea34bbc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025414
StatusPUBLIC

Content hashes

Canonical textf12c200ed6ebdbbbadcdab76f5c57981d7a38734abc116d36d684597549bad7e
Markdown3e4a9ba8498d4e127f52ce2e23d18e6dae9a4baa6a6de2fce4a81f03c61c7765
PDF
Publication pagec04958f82f92309ec9fc4e6012e54a3bfb278ed3745d23dbee0baf24e3f61427
Manifest10ccc5baa32839fbdc1d8b9404978c110592e930b32ce17af7e26d44ed1a6f3e

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
SignatureQ14KwkXGiiw/ElS3tew5/0jJmBJypU/je8OeEdgZSGEpm1c3T5pGfOK5dV26N/a8q06xy4YWK4qJWgHwxEMkAg==
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

2026-09-17T11:47:29.271786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025414
observed c04958f82f92309ec9fc4e6012e54a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.249792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025414/manifest.json
observed 10ccc5baa32839fbdc1d8b9404978c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.232427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025414/publication.md
observed 3e4a9ba8498d4e127f52ce2e23d18e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:29.212314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025414/publication.txt
observed f12c200ed6ebdbbbadcdab76f5c57981...
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.