OpenTechnical

OT-2026-000085156

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000085156) never changes.

Identity and time

Publication numberOT-2026-000085156 · never reused
Internal UUID01a0ae99-43b9-74c7-b45b-165a6ce83cf8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085156
StatusPUBLIC

Content hashes

Canonical text98b0ecb36e1501db1ef5983e019ec2f762216772ab96c51bf87f981b887a29f3
Markdown33f93b5876e7b6725a10154f4323a2b1c922d534fc91f249f074a7b1007dcb24
PDF
Publication page25939e00ce9ce01dc445fab593835d66aa0b46e19e1cd22a80219fcd7aad83fb
Manifestf52e9c5e80665e95e48106e6a715158a107e0701941c3be993b76ecb7178de9c

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
SignatureJZ4WQBzSWizXPoHWO2iSA2d+PX2mgbmaGJgqlRv1uPWOTvHT1UXv8cSFlu66rTJzaPaOq8rMHCZol3xrdBREAw==
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

2026-09-17T09:55:14.176014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085156
observed 25939e00ce9ce01dc445fab593835d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.159603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085156/manifest.json
observed f52e9c5e80665e95e48106e6a715158a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.142927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085156/publication.md
observed 33f93b5876e7b6725a10154f4323a2b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.125130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085156/publication.txt
observed 98b0ecb36e1501db1ef5983e019ec2f7...
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.