OpenTechnical

OT-2026-000064948

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000064948) never changes.

Identity and time

Publication numberOT-2026-000064948 · never reused
Internal UUID01a0ae8d-debe-78e6-879f-f1106cab18c5 · 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-2026-000064948
StatusPUBLIC

Content hashes

Canonical text445e15e5590d210d490a8a06d0ad69db78cba46aa29bddc859a03d56f0b4216a
Markdown411d16775dec36b867188477bf4ffae7d8826627550f656a622c1bb4c88b6aa9
PDF
Publication pagefd486c60d2b4ae05b3993c0d8baab17814fda9b1c286fd54d58ff10ba29698ba
Manifest7faf625e2ee9975d635a566256dd56945efd678a2079b154c96c4447c3d24a0a

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
SignatureETjmiFj8aLD7karW3QP8r7m6qWfqebg2jmXJZXV6gx1GIchC0LW/9sJ0QrHk22OMMRy5j23n49Czl1CFlaBOAg==
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

2026-09-17T10:35:53.314520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064948
observed fd486c60d2b4ae05b3993c0d8baab178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.294539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064948/manifest.json
observed 7faf625e2ee9975d635a566256dd5694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.277737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064948/publication.md
observed 411d16775dec36b867188477bf4ffae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.251153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064948/publication.txt
observed 445e15e5590d210d490a8a06d0ad69db...
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.