OpenTechnical

OT-2026-000082622

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082622) never changes.

Identity and time

Publication numberOT-2026-000082622 · never reused
Internal UUID01a0ae97-8cc8-7de6-88a4-8c68bafdd292 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082622
StatusPUBLIC

Content hashes

Canonical text434654c2540cbd4c16b8df07cf035ddbe976e815cd95b973571da2950e0615b9
Markdownfbe1c4ed2bde2f3a986721d777606b6e065944f4cdf284681726907b90bb1c06
PDF
Publication page1289b548c3e80d61163fa270c1a104ebcfbcf613cb6cb44ad2571603afa01c54
Manifest0cf27c7092eb50ee1e87c0c33d0912fc3e9baf12953f37e4c9703cc0091b1b6e

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
Signature4AFrcJ0yCQvSIV0U7WiAQiEuumPiAygVh/KV9YB+mKohG//Vkdv7VsK+QAJc4aAd5tC9NydJUoHrd7qSjdwgDg==
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

2026-09-17T09:58:04.134293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082622
observed 1289b548c3e80d61163fa270c1a104eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:04.118118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082622/manifest.json
observed 0cf27c7092eb50ee1e87c0c33d0912fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:04.102111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082622/publication.md
observed fbe1c4ed2bde2f3a986721d777606b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:04.086212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082622/publication.txt
observed 434654c2540cbd4c16b8df07cf035ddb...
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.