OpenTechnical

OT-2026-000020946

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000020946) never changes.

Identity and time

Publication numberOT-2026-000020946 · never reused
Internal UUID01a0ae6f-65e4-7b66-a8f9-c4c9764bbd3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020946
StatusPUBLIC

Content hashes

Canonical textadea7e8f1cdfe01abceb045d1325e3b479d70c927aa0c8b1f04fdc80efaa8385
Markdown8524612ca0a3afd0b2c2e6f20f04424818ba3a4e8f914e7c7e99b68d67d99b81
PDF
Publication pagedf023c90e0c53a1e44bf7108246bc10d49f94eaee90d2482e3bfd44eab3e7a3b
Manifest0be2d78ab896ac3549108a6f178ac1049d50086652df42a41572a7aed9ebcee0

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
Signaturex20APJSYTFBDQzjZDHIIqcZAfuhBal7aRjx32Tjvrbn4KokWnR1tSyqxRtFyZ6AOx/mcSo01DY/+FuZaIsVlBA==
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

2026-09-17T11:56:05.045122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020946
observed df023c90e0c53a1e44bf7108246bc10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:05.027693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020946/manifest.json
observed 0be2d78ab896ac3549108a6f178ac104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:05.007394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020946/publication.md
observed 8524612ca0a3afd0b2c2e6f20f044248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:04.989564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020946/publication.txt
observed adea7e8f1cdfe01abceb045d1325e3b4...
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.