OpenTechnical

OT-2026-000100325

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000100325) never changes.

Identity and time

Publication numberOT-2026-000100325 · never reused
Internal UUID01a0aea3-3054-713c-8cb4-6d1bb41814b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100325
StatusPUBLIC

Content hashes

Canonical text5e6eb3085646c03a5a4a3fe47b9fd717509ee5df0d6eecbd1192330b77177dad
Markdowneb49bfaf889fbe6be867f12cc290a4e0b738c40cc1c6869f6946019aa7cbe165
PDF
Publication page3dde6f987293b72ed0dd9d1d235472562abf8cb560df4659a98fbfb586e17a97
Manifestb539bd268699cedd2609d625951320ccc45fccc88c22bf1642eaa42fe54c7567

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
SignatureRmmZeqw6hbr177PjOBWg+kdj3Tx7mlRhXNaySMUMxmvdynwaH902iqAjqG70OIlNKCOfNxuPUweLnSmyzEFxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:15.987508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325
observed 3dde6f987293b72ed0dd9d1d23547256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.968838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325/manifest.json
observed b539bd268699cedd2609d625951320cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.936717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325/publication.md
observed eb49bfaf889fbe6be867f12cc290a4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.908619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325/publication.txt
observed 5e6eb3085646c03a5a4a3fe47b9fd717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.580331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325
observed 3dde6f987293b72ed0dd9d1d23547256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.562371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325/manifest.json
observed b539bd268699cedd2609d625951320cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.543912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325/publication.md
observed eb49bfaf889fbe6be867f12cc290a4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:38.524419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100325/publication.txt
observed 5e6eb3085646c03a5a4a3fe47b9fd717...
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.