OpenTechnical

OT-2026-000016922

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000016922) never changes.

Identity and time

Publication numberOT-2026-000016922 · never reused
Internal UUID01a0ae6e-591a-7de0-a7e7-cde315cc26ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016922
StatusPUBLIC

Content hashes

Canonical textd609153a24120fb07e2400bbd292aac9417d2383aa5bfc277667adb28dc8768f
Markdown6e6c5e21f237c5f2a56bb517aac85b148c8d8c3017c9c3f28f3f7c08f25fbe03
PDF
Publication page6c84f9722d57f0dd29efb93299498de670efbeaf1c991b07136c7b3179925a22
Manifesta5f9ce9992fed5cc3ef43dc491378f7b1f00a2523421bab1cf3169cf741cca69

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
Signaturek7W31niaNl1VwUWOVE7yLm9CbCwOKgLoIF4+F8G7KBwQGixG/r9E+5YfkxA/2sIY1JGJHiccxpj1CcKI86DmBg==
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

2026-09-17T12:03:12.180907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016922
observed 6c84f9722d57f0dd29efb93299498de6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.162394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016922/manifest.json
observed a5f9ce9992fed5cc3ef43dc491378f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.144964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016922/publication.md
observed 6e6c5e21f237c5f2a56bb517aac85b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.127320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016922/publication.txt
observed d609153a24120fb07e2400bbd292aac9...
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.