OpenTechnical

OT-2026-000076848

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000076848) never changes.

Identity and time

Publication numberOT-2026-000076848 · never reused
Internal UUID01a0ae94-b070-7509-b35a-2a08719fb924 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076848
StatusPUBLIC

Content hashes

Canonical text087b5f5b55996aee45c0e0072f529602ef8cae18b3aedae6593bd7891f192282
Markdown6ad3b0b661f656d9cb7860cc0647315d3d2e0fdeec04d66fe632d0f29d4f4033
PDF
Publication pagec051a05d5583dd5ec059b0844b9cc6a49b91a3dc1c0d313994bbcf6f0682fd2e
Manifest0c7b4b953a4103a5729533be903cf4f555be9b9e69fc018466e3702a8c4b6ef7

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
SignatureHZMlMUYtly8uKdGbAeiAs/RxXYslwgdgDjTSEuz4V9zYTJtj+DCcSTxHRAZ4e1gbxGLuxX4MAAHIS1sJyeyUDQ==
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

2026-09-17T10:09:44.113766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076848
observed c051a05d5583dd5ec059b0844b9cc6a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:44.095380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076848/manifest.json
observed 0c7b4b953a4103a5729533be903cf4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:44.077092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076848/publication.md
observed 6ad3b0b661f656d9cb7860cc0647315d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:44.058781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076848/publication.txt
observed 087b5f5b55996aee45c0e0072f529602...
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.