OpenTechnical

OT-2026-000085216

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000085216) never changes.

Identity and time

Publication numberOT-2026-000085216 · never reused
Internal UUID01a0ae99-43ba-760c-b664-dcade0bce2b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085216
StatusPUBLIC

Content hashes

Canonical text025a5229235a04a07bd066acb367e54db40ab919d9dc9c4fd58d76725617dd12
Markdowne9d77708f7ff19d1f51ba163f37cc2fc69d76c22ce6e6cf7affa2e94a5901b05
PDF
Publication page94054eb3e3520304418dae5d6e3d52e443cbfa75ad2d1038f9435e2785d8f669
Manifestbd7147da07eacc50a4d7c5a160c81db1b31b1159be08a2283785777fbff1ef9e

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
Signature9jZ0b/c5aiC5k/UdOQO7995aa/5H6IAS+5H6GaSxE1LLNyONi+SyGJo2Ls6TRrWpXvnbPG5d5LBj7VjGGRMGBQ==
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

2026-09-17T09:55:18.837728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085216
observed 94054eb3e3520304418dae5d6e3d52e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:18.822117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085216/manifest.json
observed bd7147da07eacc50a4d7c5a160c81db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:18.803902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085216/publication.md
observed e9d77708f7ff19d1f51ba163f37cc2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:18.785328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085216/publication.txt
observed 025a5229235a04a07bd066acb367e54d...
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.