OpenTechnical

OT-2026-000070369

Publication integrity record

Three cup vacuum gripper, three zone face, pump 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-2026-000070369) never changes.

Identity and time

Publication numberOT-2026-000070369 · never reused
Internal UUID01a0ae91-545f-768a-aa84-455f542f72e1 · 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-2026-000070369
StatusPUBLIC

Content hashes

Canonical text91bc59eada65f59d86895d70961634dd7ea5d85b532df0f7b60b6d1095448856
Markdownbce6fdb72ffa9851a0953f72f8a663518ef5469d38174935406f70c435c18a20
PDF
Publication page80e4ee5fa0ae869f5cbbcfa2b0c224653ba3c8f0266e60473f2df29445170d4c
Manifest68bc313d40e528489fda1dfb115fe4ec0fe937c5bb8b2d56c2e22fe4d90f921a

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
Signature6utbRb5EZI1qNChIaBK0tKLDwz2TZ8MJO9lTtgY4SWhbLkVTa0hbfGyGrXDm8vPQ70EiU7v845YNZRmYa4fTCQ==
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

2026-09-17T10:26:10.291851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070369
observed 80e4ee5fa0ae869f5cbbcfa2b0c22465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.272208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070369/manifest.json
observed 68bc313d40e528489fda1dfb115fe4ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.254089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070369/publication.md
observed bce6fdb72ffa9851a0953f72f8a66351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.235992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070369/publication.txt
observed 91bc59eada65f59d86895d70961634dd...
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.