OpenTechnical

OT-2026-000067097

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000067097) never changes.

Identity and time

Publication numberOT-2026-000067097 · never reused
Internal UUID01a0ae8f-14ff-756b-9d7d-11d2f22d96ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067097
StatusPUBLIC

Content hashes

Canonical text0daab1e142848820618dc4b44a246db33d404bda12c4a1a528dd13bbbec7c0c4
Markdown91c06748081390d6286b33902198a640347eeded68c3d0c282754ad7ed634dc4
PDF
Publication page79128a6c541893b36e877e1396173374b11b38aa87269f2c5e679d43d80dc233
Manifesta20e4ddc192c63f0a8502d36a0decdbdeb5ba69d14536cbaf6304bb92092dfa2

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
SignaturezXV4ny7zEvFO4cTJZdCy0COPJtjLxm/gYrwn+QCCVPjDqoyAGbcuJXqhKVOR8IdcatxZsp84OqdwL3xM8vDIAQ==
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

2026-09-17T10:32:21.841945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067097
observed 79128a6c541893b36e877e1396173374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.824682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067097/manifest.json
observed a20e4ddc192c63f0a8502d36a0decdbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.808008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067097/publication.md
observed 91c06748081390d6286b33902198a640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.788987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067097/publication.txt
observed 0daab1e142848820618dc4b44a246db3...
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.