OpenTechnical

OT-2026-000082488

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000082488) never changes.

Identity and time

Publication numberOT-2026-000082488 · never reused
Internal UUID01a0ae97-4d97-766a-bfb2-ccfba877b426 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082488
StatusPUBLIC

Content hashes

Canonical textff617192f5251605498c93fd1b4f9fb2bee2072ee0289d678bff611f3b0d4873
Markdown63e3c44dc612e50bc561ea446b73b58cfcc45a51788cb0ee7c319c604390acf9
PDF
Publication paged55ac89037fbc3a5634051da1ef009528291ecdd664257b6534c92a6e6978b03
Manifestb422090c8868112fcf40aa7ac5c6a4df8c3cf8b5eb0daebc2c6587321192d1a3

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
SignatureVOTXh3hf903S/3q0UTrAtyS3MhJwO1e2F8816EtOINyi70Bce4sfVzTgbxKcZNqvQaRKNwN/yvmSrpUhnMv5DA==
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

2026-09-17T09:59:29.703893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082488
observed d55ac89037fbc3a5634051da1ef00952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.686372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082488/manifest.json
observed b422090c8868112fcf40aa7ac5c6a4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.670200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082488/publication.md
observed 63e3c44dc612e50bc561ea446b73b58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.654256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082488/publication.txt
observed ff617192f5251605498c93fd1b4f9fb2...
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.