OpenTechnical

OT-2026-000102722

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102722) never changes.

Identity and time

Publication numberOT-2026-000102722 · never reused
Internal UUID01a0aea4-858b-7b35-8506-13b0c6ddac94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102722
StatusPUBLIC

Content hashes

Canonical textec0bc4c6a7e5bd4d16b21ceb0478472881dfddf3aeaaeafcf685c004d8fd64f7
Markdowna9d021935b054aedead5e02482d5a019072fc5a1ced5ab74ce04520e6a71d3c7
PDF
Publication page6ee09ca83af51ed619260a7a6ede54d9fbeb3b799ddf337b3bea33b0263a5e14
Manifest89643cc05fa781e5a6ba97a4fe263b7f6ae5fa8e7a0c32e048af99169f254306

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
Signature6FDIi/ftS3E7K8jDgg8QUQCJIbPXzZ/AWQANkCZQY1HGttZ5lRZ4WHpd5XPPQQqFBaxUq9rLR2tLgBPGH8Q4AA==
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

2026-09-17T09:24:14.209817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102722
observed 6ee09ca83af51ed619260a7a6ede54d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.190744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102722/manifest.json
observed 89643cc05fa781e5a6ba97a4fe263b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.172480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102722/publication.md
observed a9d021935b054aedead5e02482d5a019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.154241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102722/publication.txt
observed ec0bc4c6a7e5bd4d16b21ceb04784728...
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.