OpenTechnical

OT-2026-000064076

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000064076) never changes.

Identity and time

Publication numberOT-2026-000064076 · never reused
Internal UUID01a0ae8d-53be-7aa6-8b23-50abbc586a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064076
StatusPUBLIC

Content hashes

Canonical text63043b99f5d0ef08a6b6706dfb0e57a93a5bd8c528d9412d7cdd7236a01d6da8
Markdown264b9941fa8a1278b632adf8a23a4e2e844062142b10544a127110c42f6f38f2
PDF
Publication page642a606a986c28ef3755f86f0f020f273c8c8efe5fbe1a7554f9099aa763982a
Manifest042345b49976b2ef23fe65a218fe044911233a2c86fa64dcdf072d45ffe6cebb

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
Signaturegg+1jC22FnzSr374W+gL6Cm2913A2ceWJuD8PRLtLoMp603tlqyJgF537226oHNOo5G5meKxkFmUQAIu2APzAg==
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

2026-09-17T10:37:10.776468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064076
observed 642a606a986c28ef3755f86f0f020f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.755141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064076/manifest.json
observed 042345b49976b2ef23fe65a218fe0449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.734356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064076/publication.md
observed 264b9941fa8a1278b632adf8a23a4e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.708586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064076/publication.txt
observed 63043b99f5d0ef08a6b6706dfb0e57a9...
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.