OpenTechnical

OT-2026-000064806

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000064806) never changes.

Identity and time

Publication numberOT-2026-000064806 · never reused
Internal UUID01a0ae8d-debb-7d2d-a854-3172b8f7ffbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064806
StatusPUBLIC

Content hashes

Canonical textecab5d29a17c6931b75969f8bbeeea67bd07ac5dbc973fe082758663fa7b05c5
Markdownebee411ee672e8d2c3c4b3a542215bf3e71efa40f34ef005be00a5faf76f6574
PDF
Publication page90219e17d4f8e8d8c25173cb4992d05894f44582da33a50842fca302db325ea7
Manifest76a32d0443ea1192c8959a7bc47090d0c94c07790afdcf6a878b3a3c1544d94a

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
Signaturec34pnhQM9PdveD2RimRc5MIajvTMedlkCQYN+Vcl3qVSzrPu95gi26vJCSMhDd906rXRmBpd+RLZq71AL+JoAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:42.471880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064806
observed 90219e17d4f8e8d8c25173cb4992d058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.455856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064806/manifest.json
observed 76a32d0443ea1192c8959a7bc47090d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.438962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064806/publication.md
observed ebee411ee672e8d2c3c4b3a542215bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.423133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064806/publication.txt
observed ecab5d29a17c6931b75969f8bbeeea67...
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.