OpenTechnical

OT-2026-000010316

Publication integrity record

Single cup vacuum gripper, 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-2026-000010316) never changes.

Identity and time

Publication numberOT-2026-000010316 · never reused
Internal UUID01a0ae6c-0ee5-7488-af71-c95ccce52133 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010316
StatusPUBLIC

Content hashes

Canonical text426d067ca1ce6f8fc3ffdd80c52bcda45b4965ad54b0541c5b0f748ba7a840f3
Markdown890c266a72b7c4f14887f311c77b59ef11e8d2ca9f64a02279cbf4e30e96696d
PDF
Publication pagea6d70dd366dc67c4e1eadc11343b523de23e595a0d5bee9a22087257cf12e628
Manifestad933cb3eae2e1025209b621fa8a1442240c5e69a7d96b56417ce293ecd204ef

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
Signature1ESq9UbvBnSKlPNEIy8ReWCQbw0SNfytSINxbm2XxzGnzutA75tEjkE/navfWyeZBACX3PueDNzr0aOAFnaWAw==
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

2026-09-17T12:14:19.826957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010316
observed a6d70dd366dc67c4e1eadc11343b523d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:19.809962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010316/manifest.json
observed ad933cb3eae2e1025209b621fa8a1442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:19.790011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010316/publication.md
observed 890c266a72b7c4f14887f311c77b59ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:19.771451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010316/publication.txt
observed 426d067ca1ce6f8fc3ffdd80c52bcda4...
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.