OpenTechnical

OT-2026-000068763

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000068763) never changes.

Identity and time

Publication numberOT-2026-000068763 · never reused
Internal UUID01a0ae90-6dcb-7984-907d-45e67a5fcaae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068763
StatusPUBLIC

Content hashes

Canonical textfc59ea7a141f866f17b9be68bd423d99bbee12652e2e84fdb232199283be07fb
Markdowne6f625a900f483cac5f082c922aa01b1d3ad7b5ecdfc2871ead9ada7246e4897
PDF
Publication page283bde6d1dd3eb33d320009a78a09d92eae1cce522d1165b04474bf759fbc973
Manifest60478b3af3d2991be26fb17a1b449cf6ea3f21696785af20f569179756d8ee67

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
SignatureC6IVimHMg85TYa7cLRmjwPTAGGMmQhAodXHWabb61wC08a/NHlgynMgiYVyXw4sfOkO9umtOEqHIHXbD8BDLDw==
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

2026-09-17T10:28:33.015764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068763
observed 283bde6d1dd3eb33d320009a78a09d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.998557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068763/manifest.json
observed 60478b3af3d2991be26fb17a1b449cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.981143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068763/publication.md
observed e6f625a900f483cac5f082c922aa01b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:32.964342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068763/publication.txt
observed fc59ea7a141f866f17b9be68bd423d99...
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.