OpenTechnical

OT-2026-000068967

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000068967) never changes.

Identity and time

Publication numberOT-2026-000068967 · never reused
Internal UUID01a0ae90-6dcd-7b03-bb20-8602a44b6eac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068967
StatusPUBLIC

Content hashes

Canonical text691539625677c81c00a32f940c23df67bff846d61d34bd49c8f3a689ee2fca0c
Markdowna81aca51f121342b13b2428b4ee8a746add8a3941ee488b568064b0c87d3a69a
PDF
Publication pagef05e9ff3f081423f729fbe4cb44670e5a821813e5c1a0cad90a376653aa4e3f8
Manifest54d46e8aa02d997642256273433aeab0d38c5224a950323fa03c2eb3613fefd4

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
Signature9qACyWyCNf39Jdez2W/MT0QjnygCInfOGi2E0Fa+kC5qQjpZ4EFhWRrXB961YbjXud0NnZjYjNvJDbLXtJ58Ag==
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

2026-09-17T10:28:48.355153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068967
observed f05e9ff3f081423f729fbe4cb44670e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.338677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068967/manifest.json
observed 54d46e8aa02d997642256273433aeab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.323756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068967/publication.md
observed a81aca51f121342b13b2428b4ee8a746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.308280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068967/publication.txt
observed 691539625677c81c00a32f940c23df67...
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.