OpenTechnical

OT-2026-000072365

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000072365) never changes.

Identity and time

Publication numberOT-2026-000072365 · never reused
Internal UUID01a0ae92-47c3-79f9-8c98-27d1c53c2b60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072365
StatusPUBLIC

Content hashes

Canonical text1326dd77380ba3a4c7ba3d281dcf3e8c5805ad693214c904b8094cb9aa3c31a0
Markdown70ddd6d917db4237dc259f7a95d40459cb7676c16f0424f26d724f5089910138
PDF
Publication pagee80fe9fd859f7c16eadd533eb55002bbe496e02f8b1fe63f8b7662cd6d25c5f8
Manifest05b6c54a76bd83b87a69474ea2fe3c661dc1d3a9cf23581eb90c7d866502f725

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
SignaturegS5MbBcQ5SvgrpbFyLr5GlU6UDiJngNWjX2N61rmckGnDZIPtfkkn6t3rtJl04zRJ0Zq1DA4pj0DfJxgITJeDA==
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

2026-09-17T10:23:36.055557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072365
observed e80fe9fd859f7c16eadd533eb55002bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.039727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072365/manifest.json
observed 05b6c54a76bd83b87a69474ea2fe3c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.023611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072365/publication.md
observed 70ddd6d917db4237dc259f7a95d40459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.008056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072365/publication.txt
observed 1326dd77380ba3a4c7ba3d281dcf3e8c...
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.