OpenTechnical

OT-2026-000069298

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000069298) never changes.

Identity and time

Publication numberOT-2026-000069298 · never reused
Internal UUID01a0ae90-b528-73c0-b185-b43ff6a04c5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069298
StatusPUBLIC

Content hashes

Canonical text50d55f465d31700a915615d68084068dee82e4594c88f9bf68ea01c78c621c25
Markdownda635628ba7368386c9288d6bd0a51f1a3850837a763b7dfb2a1bb514053717a
PDF
Publication paged5d5b555568da239d63796dcc022adace51c1b03846c663d7ea14bc8aca528ae
Manifest3d120b914dff91d65cf80c6bfb0a9c999736ffc771962532080c7fdf266ac69f

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
SignatureYDnNrcUkHrZpRaHAQudHmPSJhe9yleTGM1fJcHbCw5l+b/ciqN1SONtBx+yiX5s2UFOEg4HpgaKwqpUmRvohDw==
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

2026-09-17T10:30:03.220958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298
observed d5d5b555568da239d63796dcc022adac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:03.201682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298/manifest.json
observed 3d120b914dff91d65cf80c6bfb0a9c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:03.179324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298/publication.md
observed da635628ba7368386c9288d6bd0a51f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:03.159110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298/publication.txt
observed 50d55f465d31700a915615d68084068d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.052893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298
observed d5d5b555568da239d63796dcc022adac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.034271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298/manifest.json
observed 3d120b914dff91d65cf80c6bfb0a9c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.014103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298/publication.md
observed da635628ba7368386c9288d6bd0a51f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.996492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069298/publication.txt
observed 50d55f465d31700a915615d68084068d...
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.