OpenTechnical

OT-2026-000097631

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000097631) never changes.

Identity and time

Publication numberOT-2026-000097631 · never reused
Internal UUID01a0aea1-92f2-7ad7-b223-1926a536d3a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097631
StatusPUBLIC

Content hashes

Canonical texte22ca36e5845c5f20248b7cc16a898e26089f480aea7d7c30975b4564bdf5e69
Markdown90ccbf499d4e1245311e32d4e9663035f76db653c82a4d0521ec1c585d589564
PDF
Publication pagef99774d13711ccc387649c9c7c4f15fe53e25888c3e6ec2f9d8c056253aaab7e
Manifest68da4bf2c41dc6fefae9bc125d33bb3054404e60a28608d4c1be388b64b879b5

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
SignaturefK5jrpYdiCkst5zjAM2OT4i4YzsPFSvvOeLf2/s45boBsywjvpMNRVkL8E+mmnykXkDtjTHvw0rEDSLbMlnIBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:38.487710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097631
observed f99774d13711ccc387649c9c7c4f15fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:38.436920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097631/manifest.json
observed 68da4bf2c41dc6fefae9bc125d33bb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:38.417989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097631/publication.md
observed 90ccbf499d4e1245311e32d4e9663035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:38.363901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097631/publication.txt
observed e22ca36e5845c5f20248b7cc16a898e2...
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.