OpenTechnical

OT-2026-000030234

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000030234) never changes.

Identity and time

Publication numberOT-2026-000030234 · never reused
Internal UUID01a0ae73-e500-7158-a9bd-1a3d621bace6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030234
StatusPUBLIC

Content hashes

Canonical text8f09bcf71ba3574e8638ef2d6f5478637446c60f8377995f5124fe6a3c34aa8e
Markdownec12153dbe7a64244161b2f515d99db3e80b675ffbc277cc8b6f4dd3bdcad3a5
PDF
Publication page9b328b3d99d38dc7c85a9d32d61e85117858a825caf70034c6b0cdc8200cf8a4
Manifestaeb82d76321334eab96cbaf8e1bb2910909b1083cd2e77d819734c8ee2c8e4b2

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
SignatureQFhjNVWEBSdGE/e4WEIoyIr+mSqy7LbagUgAXEun6HYqX5gOAxKDRZlk6KhYoWHyE5DsUUVFTMwp2G10YDitAw==
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

2026-09-17T11:40:36.813488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234
observed 9b328b3d99d38dc7c85a9d32d61e8511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.793656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234/manifest.json
observed aeb82d76321334eab96cbaf8e1bb2910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.775430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234/publication.md
observed ec12153dbe7a64244161b2f515d99db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.758072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234/publication.txt
observed 8f09bcf71ba3574e8638ef2d6f547863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.355365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234
observed 9b328b3d99d38dc7c85a9d32d61e8511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.338394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234/manifest.json
observed aeb82d76321334eab96cbaf8e1bb2910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.321044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234/publication.md
observed ec12153dbe7a64244161b2f515d99db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.304300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030234/publication.txt
observed 8f09bcf71ba3574e8638ef2d6f547863...
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.