OpenTechnical

OT-2026-000009468

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000009468) never changes.

Identity and time

Publication numberOT-2026-000009468 · never reused
Internal UUID01a0ae6b-7562-7e73-acb0-f54396dd02a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009468
StatusPUBLIC

Content hashes

Canonical text57d584b90c535fa7f453c6cee85ec097a4e4d2bc6ffb1e80a459a8acfc058747
Markdown762b398e99da5c8f74a464f0e993eb4f42778a31dd22c28651243b2a2e6e932e
PDF
Publication page9a06925bff05efd2974bd8a32114e0856ec80d565bf8e059f68b4b908bc78ae8
Manifeste54a0587f7e35db094824e78a5db4d0445e3794c2d18ba03f231bd7a12effdf3

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
Signature0NuCHraj7FSoIALlJfa2cGr808M0rloju2lNRaEg7lQe6eJftQieZBq3UODGbOYO4eM0ondJGkCT+LhkTLd6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:51.587962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009468
observed 9a06925bff05efd2974bd8a32114e085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:51.568016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009468/manifest.json
observed e54a0587f7e35db094824e78a5db4d04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:51.547309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009468/publication.md
observed 762b398e99da5c8f74a464f0e993eb4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:51.524888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009468/publication.txt
observed 57d584b90c535fa7f453c6cee85ec097...
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.