OpenTechnical

OT-2026-000065823

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065823) never changes.

Identity and time

Publication numberOT-2026-000065823 · never reused
Internal UUID01a0ae8e-46fb-7d3f-8550-841591c3e69c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065823
StatusPUBLIC

Content hashes

Canonical text2ad34a8679ffdf7ba0f4acf1bc5fff326b384bb088884e8f81a650bbf994622a
Markdown1587dfede63b1ef14e643c3097d17c2aec65278ad2522a67ecbddeaed3464b87
PDF
Publication pageef0e5348a2c966382d025ef59b35fd71f5d0a9cb272ef8bca9853457e8d0ecb2
Manifestec7ceeccd4f4c94dc67489ea459b50591f33f9162ebf4b1a7267084c4e7dd069

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
SignatureD27jdUv7KYBQkFac2mSkvU+XLKq8bDaKpnXNKKRmlZ0Cle20ole+qJ0L7YDCTWtJ6pA6OJueRg2+yy21YeDjCQ==
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

2026-09-17T10:34:16.351836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065823
observed ef0e5348a2c966382d025ef59b35fd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:16.334581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065823/manifest.json
observed ec7ceeccd4f4c94dc67489ea459b5059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:16.315798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065823/publication.md
observed 1587dfede63b1ef14e643c3097d17c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:16.296435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065823/publication.txt
observed 2ad34a8679ffdf7ba0f4acf1bc5fff32...
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.