OpenTechnical

OT-2026-000076333

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three 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-2026-000076333) never changes.

Identity and time

Publication numberOT-2026-000076333 · never reused
Internal UUID01a0ae94-6a70-7c5f-8113-54c5001cd4bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076333
StatusPUBLIC

Content hashes

Canonical text2eda4003886d896dd695bf63933f929f432e6ec5becbe8d713b4bcbc4bc1ed8a
Markdown4d2f18a5ec24e1a72d3b2c496556a318e22a8ad899b09413af3182e324d23b69
PDF
Publication pagec13b6839ec4d0229a2b693c3e51b198d21e727c86235572d0bb05b68ee5cfcc6
Manifest4e290fbda207b58f3116ff70d5a8e4af07d64b7199b6db95aae328ad86de0b32

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
SignaturenXCIFNjFY5pAgOUMlA3p1O+U3A7v+frRYmcr81YJKYfI93Wx5FO+G24SEqv60HO0jr24/YWiaSE6BqMBzlIxAQ==
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

2026-09-17T10:12:11.372913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076333
observed c13b6839ec4d0229a2b693c3e51b198d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.353594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076333/manifest.json
observed 4e290fbda207b58f3116ff70d5a8e4af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.334994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076333/publication.md
observed 4d2f18a5ec24e1a72d3b2c496556a318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.311660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076333/publication.txt
observed 2eda4003886d896dd695bf63933f929f...
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.