OpenTechnical

OT-2026-000097383

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained 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-2026-000097383) never changes.

Identity and time

Publication numberOT-2026-000097383 · never reused
Internal UUID01a0aea1-01cb-76c9-9335-b23d48b7a1b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097383
StatusPUBLIC

Content hashes

Canonical text6438a83636906e8d938c6ed2b5f0d66c6dd00c371ee449fcb69fa8b9e151f9b3
Markdown2649dae4dd21d16117ef8c91b5d448ed4dfbad5f9987f6e4ce8bc907471b8e63
PDF
Publication page160de2d9d8df656db20a2f718c19cff6d96ce31bac7169180f3ae4b6c5d80993
Manifestfac1c376ba04882253829b736f0e85803f934b2325ed530e5789a892c35ac62d

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
SignaturexUgVppOCZ8byG1SAS6lZWgYlEsCLasXRjorBKFxNZwc99wBHykbicvyG1p1WlQQhS4g9FOoT4LeOu5AjZF4hCw==
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

2026-09-17T09:33:39.844226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097383
observed 160de2d9d8df656db20a2f718c19cff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.828267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097383/manifest.json
observed fac1c376ba04882253829b736f0e8580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.810695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097383/publication.md
observed 2649dae4dd21d16117ef8c91b5d448ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.791519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097383/publication.txt
observed 6438a83636906e8d938c6ed2b5f0d66c...
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.