OpenTechnical

OT-2026-000084222

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000084222) never changes.

Identity and time

Publication numberOT-2026-000084222 · never reused
Internal UUID01a0ae98-5b60-7573-bbaf-19af3f9186e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084222
StatusPUBLIC

Content hashes

Canonical text39d6bcf36cbd140102d418c26d5dc428d054b567413d1c5dc974e9a63993fb6f
Markdown835014ce0c6c7b214201186d34e59f8eb6cbcbf25b4ecfd31b92c944780f28a5
PDF
Publication page4ae3afce7037bc3ff858edc1850910f0aa328aa4f8c5c436b4135c1a03bfa49d
Manifest6821fdf7fe5e81a60b2a06f6995fbd81f673f126b572a27555d30d640dde11b3

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
Signature2ox0m1Vn5B5BTStfiixOYUrb6SveXESbC9lZuWVMMvi/SXGrF7xd3gJoBF+E77prZplndk0yX0CYzbMHf+7iAA==
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

2026-09-17T09:56:00.687463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084222
observed 4ae3afce7037bc3ff858edc1850910f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.669878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084222/manifest.json
observed 6821fdf7fe5e81a60b2a06f6995fbd81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.651817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084222/publication.md
observed 835014ce0c6c7b214201186d34e59f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.633658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084222/publication.txt
observed 39d6bcf36cbd140102d418c26d5dc428...
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.