OpenTechnical

OT-2026-000025910

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000025910) never changes.

Identity and time

Publication numberOT-2026-000025910 · never reused
Internal UUID01a0ae71-a83f-7fc7-896c-095577338e45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025910
StatusPUBLIC

Content hashes

Canonical textdc4f568c188b4da6ab8330718d8a63b0cc0be807a44258eed80e616f08557c29
Markdown7479d439e9f788ebaee05de342a6d4ad17a34bd726f820619d6fd80ed47fdf88
PDF
Publication pagea89946ed9e7050461d03907a780c764b0e535a3e513957c509f027bfb3abf7a1
Manifest524faf898defd34d01c81679d4705a8fa40f5e447c1885c0ddaed1ea4c423c84

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
SignatureZYBP+x4Zl7YYY2fRef1BwP1eN8pEWg540T6h7lE3owLHsLacOJuwzphQhJnM1BZRZd/ks5XH/VoHE48FzvnYDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:15.669136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025910
observed a89946ed9e7050461d03907a780c764b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:15.650894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025910/manifest.json
observed 524faf898defd34d01c81679d4705a8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:15.632614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025910/publication.md
observed 7479d439e9f788ebaee05de342a6d4ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:15.615006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025910/publication.txt
observed dc4f568c188b4da6ab8330718d8a63b0...
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.