OpenTechnical

OT-2026-000082560

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000082560) never changes.

Identity and time

Publication numberOT-2026-000082560 · never reused
Internal UUID01a0ae97-8cc7-72d4-ae02-9d0f64b7a2bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082560
StatusPUBLIC

Content hashes

Canonical text29f11d5e0a6fd706ed22bc6dc1ed0c350de9fa06ad705cf7797fa04c90524f29
Markdown3924ab4a5ce71c08b232ee9431bc6b252afefa3e84023df3e5d493de109bfa98
PDF
Publication page43ef7ff5656ef07991997a1a3d76fcea7f476fd1cc914930d5859e3f052e2947
Manifesta29b94239ab72462abfa562e9633501c99172f1608d221b0bf159c8a430bed33

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
SignatureBnk3ZCq5FxJqXLAvkbHc38kPz5c9Z4H4xga7JDQ4AdTbM4TuDyYZx28NjztSIDt3mUwCto3/+z6/kCfr6hgxBw==
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

2026-09-17T09:57:59.910497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082560
observed 43ef7ff5656ef07991997a1a3d76fcea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.893934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082560/manifest.json
observed a29b94239ab72462abfa562e9633501c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.879051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082560/publication.md
observed 3924ab4a5ce71c08b232ee9431bc6b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.863044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082560/publication.txt
observed 29f11d5e0a6fd706ed22bc6dc1ed0c35...
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.