OpenTechnical

OT-2026-000023997

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000023997) never changes.

Identity and time

Publication numberOT-2026-000023997 · never reused
Internal UUID01a0ae70-aed7-7a51-8a79-32ec1659385f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023997
StatusPUBLIC

Content hashes

Canonical text40e425b54567a441250d7275ede4074d95ef7d7099137de0afe0d9fec0618ca4
Markdown44cc267a5ca4ccd6eb179bd8babbd7898db7c2b7facfa1a49cba6849de8ce884
PDF
Publication pageabc1e6c6ef49e044246cc50b910df4e079436e8d9de83b6cb083ad606f1825f3
Manifeste9e8b1b66dfc285228b5c31edada3c71dff85041fd2bacc6e9f69770566a54ee

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
SignatureFshPOBsKF0/gH4stuA50LN0HEgmiL7HIIyKl6zfSJppmBkwgX5LGcatyLeMLOEHqnxltevw8xXOyIulvDeuJAw==
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

2026-09-17T11:50:46.296315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023997
observed abc1e6c6ef49e044246cc50b910df4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.277804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023997/manifest.json
observed e9e8b1b66dfc285228b5c31edada3c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.254572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023997/publication.md
observed 44cc267a5ca4ccd6eb179bd8babbd789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.231208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023997/publication.txt
observed 40e425b54567a441250d7275ede4074d...
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.