OpenTechnical

OT-2026-000016230

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000016230) never changes.

Identity and time

Publication numberOT-2026-000016230 · never reused
Internal UUID01a0ae6e-2d11-7b46-a26e-f709999deafc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016230
StatusPUBLIC

Content hashes

Canonical textf6c3d10a8ad62f3a71b024f749b9ce2eb6d8bb5345ab368de261665242dfd593
Markdown8b5a2b5324a26af96433bb08978dab73e30100b821cfe20083a0904dfb4f4141
PDF
Publication pageb38a235c26c80a0626212299e80eaf57b727ec19596b848e0410c7a873f596ba
Manifest1ead1cd5f3e102b6c523b80bb668145fe56c7e8b2103243b734c295ca1a2896a

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
SignatureaC1pELmB2YYdR8uYbK4AhJy5jHO0sFx8MRwwbIn6TWK/W/mdYzqbiPFDEx6hrW/wMZB+SBjYHZC3M3aeNaUXCg==
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

2026-09-17T12:03:41.792415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016230
observed b38a235c26c80a0626212299e80eaf57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.776877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016230/manifest.json
observed 1ead1cd5f3e102b6c523b80bb668145f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.761028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016230/publication.md
observed 8b5a2b5324a26af96433bb08978dab73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.743943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016230/publication.txt
observed f6c3d10a8ad62f3a71b024f749b9ce2e...
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.