OpenTechnical

OT-2026-000091654

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091654) never changes.

Identity and time

Publication numberOT-2026-000091654 · never reused
Internal UUID01a0ae9d-43b8-718e-a5fc-f35ba704c7d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091654
StatusPUBLIC

Content hashes

Canonical text16fc95b855fcb65f9f7d247ed18a4d55e5d1a4a58eb27b33833da7ae98a75419
Markdown70f95c60677686035b25ce5143fcab0ce0447d7419e1a07d45260eabb0550a9d
PDF
Publication pagee547c83f7351995d9c35789042843fe13e0e48f4da915f78206216df95082655
Manifeste444ec7bf771ff1c789cf045d296676e762081f54a53663ec82d2ee1f2d526d9

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
SignatureMeH4xlU8ofHVaoEcYCMrKObQKpDuiv6w8JEyDBay2x22ilpwvr+FXbS8+zEY8WQ2ffDJl7d+JVIQWbVJ8mqNAQ==
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

2026-09-17T09:42:01.688545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091654
observed e547c83f7351995d9c35789042843fe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:01.671035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091654/manifest.json
observed e444ec7bf771ff1c789cf045d296676e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:01.654458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091654/publication.md
observed 70f95c60677686035b25ce5143fcab0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:01.637454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091654/publication.txt
observed 16fc95b855fcb65f9f7d247ed18a4d55...
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.