OpenTechnical

OT-2026-000070046

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000070046) never changes.

Identity and time

Publication numberOT-2026-000070046 · never reused
Internal UUID01a0ae91-1861-71a3-b125-ef21ca0ccfe8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070046
StatusPUBLIC

Content hashes

Canonical text35d194331bb114b7c056e885f1a08ace917a3d178a884d9f24586abe4f1001d0
Markdownf53799d4cff0efbe859de52febbb2b383ba3a9945d5d50a6d82437ce0db060b3
PDF
Publication page3bfbc6f0f0665b6d8d3a94f0c4850ad36bb8966f94387b3823f947e38fe53a19
Manifest9acf24af5b5b57feadef7ff9df5042de9a101613fc1da7d6db827615536e17e6

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
SignatureryroMP7boEfV0yHOWMI8iIKcw/xYEdhf59wE8GvlTUF8TQSyXBtOIRPcHzuRMB3o6Q36phskzl/d3os4WrqLAw==
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

2026-09-17T10:27:00.107918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070046
observed 3bfbc6f0f0665b6d8d3a94f0c4850ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.089433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070046/manifest.json
observed 9acf24af5b5b57feadef7ff9df5042de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.071340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070046/publication.md
observed f53799d4cff0efbe859de52febbb2b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.054087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070046/publication.txt
observed 35d194331bb114b7c056e885f1a08ace...
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.