OpenTechnical

OT-2026-000070303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070303) never changes.

Identity and time

Publication numberOT-2026-000070303 · never reused
Internal UUID01a0ae91-545e-7bc4-8add-3b5a7faaf63c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070303
StatusPUBLIC

Content hashes

Canonical text109c2b7b222f835f97ef85532c13d16673b2f32d30ab079de1d8a16ccecd023e
Markdown6e25d3f1268a2d04877f5b9d640f78a5b44a42c06eedcd7be49dbb57a34e33dc
PDF
Publication pagee4d44eefe44deee3be45c7513b10fb13c959cae7fc12232343c65a57b84f72b7
Manifest22453f0e2f03619f53d34de382caa75dcd62744b2c50deb326f91922e22e33c6

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
Signature80tgr9nr+0zBhdYDupJttRePDpDiLlajTxeEVjgpVJOuLKaXEubWXaBXTIm7+KYu9O95OtkJlruXKTiWyqdFDA==
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

2026-09-17T10:26:05.391082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070303
observed e4d44eefe44deee3be45c7513b10fb13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.376101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070303/manifest.json
observed 22453f0e2f03619f53d34de382caa75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.360044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070303/publication.md
observed 6e25d3f1268a2d04877f5b9d640f78a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.343315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070303/publication.txt
observed 109c2b7b222f835f97ef85532c13d166...
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.