OpenTechnical

OT-2026-000063788

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000063788) never changes.

Identity and time

Publication numberOT-2026-000063788 · never reused
Internal UUID01a0ae8c-f947-757d-8bf3-42248bb0b42a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063788
StatusPUBLIC

Content hashes

Canonical textd82d2b0ca51267e6aa9b962bff2b9983b27f595ccc6c8d6be5152593f72ec9ea
Markdownbbec090773f8d024f6db9b1c0904f8e0fc6d32dbc4c3fb8eb6f85f78bf766f0d
PDF
Publication page265e49096088405687744d3f952e3a525b4a2d5b65fb415794f13b6364e2938e
Manifest5dc1c19057584020febdfbd0a2aed4728ea5c377bb7bc925462d216f3dbc3896

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
SignatureJYvG+aidLtwfi0Ms/lPwovx3haUShZUATFcLzWHllxjFLRvrT6iUv8OJvLhS0UCH0WoM78remtomg2dxMcRmCg==
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

2026-09-17T10:40:04.862329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788
observed 265e49096088405687744d3f952e3a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.833284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788/manifest.json
observed 5dc1c19057584020febdfbd0a2aed472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.810825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788/publication.md
observed bbec090773f8d024f6db9b1c0904f8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.785092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788/publication.txt
observed d82d2b0ca51267e6aa9b962bff2b9983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.961368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788
observed 265e49096088405687744d3f952e3a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.941276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788/manifest.json
observed 5dc1c19057584020febdfbd0a2aed472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.923470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788/publication.md
observed bbec090773f8d024f6db9b1c0904f8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:27.904758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063788/publication.txt
observed d82d2b0ca51267e6aa9b962bff2b9983...
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.