OpenTechnical

OT-2026-000062733

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000062733) never changes.

Identity and time

Publication numberOT-2026-000062733 · never reused
Internal UUID01a0ae8c-6389-7782-88ff-2269efffe29e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062733
StatusPUBLIC

Content hashes

Canonical text4c0d27b602ab82fa73c7357c22a877eea12aec0a576dbf78791831a956a6e5a7
Markdown0e05a432a24023a653fae40c7d10cebb1c1ed3e37e09de26b7c8646d07082ed9
PDF
Publication page6d1ebd29f6efe57f2879beac78538574d73f5b3a6c680d0eca533bb370e1cd52
Manifest655522c581a6919782b8b377216aa5b001a7ebbe31d58cac0035fd42f210d438

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
Signature7Dc80A0AG/KGNWlo7i9KWGbvPvdeeYcAxqXwSbOyOWtkP2uEqtb5ZeOl9AkBUcpl7lLtmhCWw7ttcMw9/JM5CQ==
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

2026-09-17T10:39:18.431705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062733
observed 6d1ebd29f6efe57f2879beac78538574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:18.413699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062733/manifest.json
observed 655522c581a6919782b8b377216aa5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:18.395317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062733/publication.md
observed 0e05a432a24023a653fae40c7d10cebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:18.379488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062733/publication.txt
observed 4c0d27b602ab82fa73c7357c22a877ee...
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.