OpenTechnical

OT-2026-000065256

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000065256) never changes.

Identity and time

Publication numberOT-2026-000065256 · never reused
Internal UUID01a0ae8e-1dfa-7ebd-9f06-d20b9c4588fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065256
StatusPUBLIC

Content hashes

Canonical text12d9c9e19fc8db6fafcc50fae045d78ed337c7b753eba7a96a96d2d5983ed54b
Markdowne7c27e6c2329ef4d873fa6364818d56e99450a3c0313d90b9caceeec28a5d8df
PDF
Publication pagec1033b9521a373489e32fd7ae171aef8cb033f090b08081c534a9b9ce0ca40e2
Manifeste8817092f323a8663bc496d5ef557c91b29a21b62bd559a745eae6e91df1fb3e

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
SignatureFMNrBEEqs7batVZb79b4lNRao94yRJQi7aiBT3qpdkY4vaPELFRtbT3ZTt8ims9F4TokTav+OZXnd821lYn4AA==
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

2026-09-17T10:35:07.157691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065256
observed c1033b9521a373489e32fd7ae171aef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.136467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065256/manifest.json
observed e8817092f323a8663bc496d5ef557c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.116398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065256/publication.md
observed e7c27e6c2329ef4d873fa6364818d56e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.095795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065256/publication.txt
observed 12d9c9e19fc8db6fafcc50fae045d78e...
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.