OpenTechnical

OT-2026-000079834

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line 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-2026-000079834) never changes.

Identity and time

Publication numberOT-2026-000079834 · never reused
Internal UUID01a0ae96-4376-75fc-ab89-a57695694fc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079834
StatusPUBLIC

Content hashes

Canonical text456fba7692e8a8b053be83373ccf0b0c596ed15c25c284717a6adfe92cc9d77c
Markdown2a51c0143ffdfad1f2a4fd9d2619b84f3e61992a6dedba9bed95de1cc974724d
PDF
Publication pagef3f0c2b6d70f888ca25fcaa8ff78cdc992a2fc76801157f79319c872a0e5dc7b
Manifest330dc6f5e567dd772d0564787e8bf037df7d7ed2b9bb160c54f797c376fa30aa

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
SignatureQ39Klt9qQECRr3wrjdzBlTGmTkv+FXFlBUkQJnbMpdWlAsIBDBtEOHPs6CHt0/B8LbXIjD2dGrEKc0C3WFoMCg==
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

2026-09-17T10:03:43.088343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079834
observed f3f0c2b6d70f888ca25fcaa8ff78cdc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:43.068873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079834/manifest.json
observed 330dc6f5e567dd772d0564787e8bf037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:43.050227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079834/publication.md
observed 2a51c0143ffdfad1f2a4fd9d2619b84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:43.030821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079834/publication.txt
observed 456fba7692e8a8b053be83373ccf0b0c...
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.