OpenTechnical

OT-2026-000097100

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000097100) never changes.

Identity and time

Publication numberOT-2026-000097100 · never reused
Internal UUID01a0aea1-01c9-73b4-afe2-f84fab9d6e55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097100
StatusPUBLIC

Content hashes

Canonical text8f8eb6fdff31e74e54155d2f01112e458c40e160fdddb1c56cdb7c94dd1b37b3
Markdown96c1c1950e90535b8919a8be486d11fcf4e197749e14059515b543c3c670b21b
PDF
Publication page1559da851856ad00282e53e23a2873161a43cf2b7c60f9b12770fea0212c67ed
Manifest6bccc826bbd5f038a32cde3b8a028d3b85d56923769b452040ed53ddaeae7e9c

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
SignaturedNqmlxK5KkBTQe+Fly5OVkz4v2gefC6cj0J8Lu8H/7UONINCDBaE/zxug2NyZXbLWPO/JbyR22ScSn2BosqXBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:43.421531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097100
observed 1559da851856ad00282e53e23a287316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:43.394683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097100/manifest.json
observed 6bccc826bbd5f038a32cde3b8a028d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:43.374136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097100/publication.md
observed 96c1c1950e90535b8919a8be486d11fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:43.354798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097100/publication.txt
observed 8f8eb6fdff31e74e54155d2f01112e45...
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.