OpenTechnical

OT-2026-000065617

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000065617) never changes.

Identity and time

Publication numberOT-2026-000065617 · never reused
Internal UUID01a0ae8e-46fa-77f6-b031-94a3dd058c47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065617
StatusPUBLIC

Content hashes

Canonical text521870759c6dd20826a11ad285f0fb887bc4ff3c0cde9cc6a50028288211db62
Markdownfeb5378feff252a5a73374b7901724d400c26f9838820bfbf182933e0a425b08
PDF
Publication pagec83307b7f41c6e66206b4a7d2611bab51a7f4251ca488d664cb97d9c4acf3e58
Manifest4e44863e18acf3f40e5440ee8b4a106f8651df891566fe398bf706340e4890cf

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
Signature64pvMCu4LEHgs4sajG87Pw88HbaJ0fBkaHcupTwupmi/q91aaK6XQarX9Tgq/ZUPFbrRDlv3ooQkXQEX58N9DA==
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

2026-09-17T10:34:00.443313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065617
observed c83307b7f41c6e66206b4a7d2611bab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.423451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065617/manifest.json
observed 4e44863e18acf3f40e5440ee8b4a106f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.406553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065617/publication.md
observed feb5378feff252a5a73374b7901724d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.386610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065617/publication.txt
observed 521870759c6dd20826a11ad285f0fb88...
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.