OpenTechnical

OT-2026-000073006

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000073006) never changes.

Identity and time

Publication numberOT-2026-000073006 · never reused
Internal UUID01a0ae92-c815-74af-bd1c-1dbee7b44be8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073006
StatusPUBLIC

Content hashes

Canonical text57cc76d6ced36b8c8e06973017a28c5a9b56e5ec3375a13c2ffa5ea0e20c37c8
Markdownf580e1cfcbdef8aa0042ba82a459d9edba068b30713890d2b01f0b61c278111f
PDF
Publication pageafc48e40b5820f79bee568ec6707649d31fd804ef8b183a1cc9029a882824209
Manifestf8bdda3769c2733017e094e5948b6e5fb5fdc9585347fc4d82517b539b90e1c4

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
SignatureM5K3/2ucj4icHsOsbVw/lERUXhMRRPBNnJey9xx59ztCztE9ajWTWwzFfn4OI0Y11elwqSBpbxv099ecwuD+CQ==
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

2026-09-17T10:21:56.491558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073006
observed afc48e40b5820f79bee568ec6707649d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.473239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073006/manifest.json
observed f8bdda3769c2733017e094e5948b6e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.456212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073006/publication.md
observed f580e1cfcbdef8aa0042ba82a459d9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.437462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073006/publication.txt
observed 57cc76d6ced36b8c8e06973017a28c5a...
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.