OpenTechnical

OT-2026-000026630

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000026630) never changes.

Identity and time

Publication numberOT-2026-000026630 · never reused
Internal UUID01a0ae71-f4aa-722e-b644-2d4956ee4f1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026630
StatusPUBLIC

Content hashes

Canonical text9b4481e0eec455e2695979abe436dad5150553ca74edd6efce6dce3626fa192e
Markdown6e25ebd00aaac5ed83aab4175bf8592dde84beca61aa1847cadf61a47f013230
PDF
Publication page1f453a524b128c22f05d6ac666d471cfdbc227b9e29e5519db4a03fb54ad1f0a
Manifest09ad27e3eb39b54d863d1ff25e47a38732a80cda5c59e4857d5bf009b0a2a7c7

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
SignatureL9TLOhItDesGAKiIQa7nEQps0vP8Z4wGZ0ykWBYNjTPQVIEBKFciAZdGwi6ssB3H0k1C0gO9Z48v5Ed5MhVLCA==
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

2026-09-17T11:45:42.395049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026630
observed 1f453a524b128c22f05d6ac666d471cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:42.376421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026630/manifest.json
observed 09ad27e3eb39b54d863d1ff25e47a387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:42.352165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026630/publication.md
observed 6e25ebd00aaac5ed83aab4175bf8592d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:42.332776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026630/publication.txt
observed 9b4481e0eec455e2695979abe436dad5...
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.