OpenTechnical

OT-2026-000064617

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000064617) never changes.

Identity and time

Publication numberOT-2026-000064617 · never reused
Internal UUID01a0ae8d-deb8-7444-a8a1-3b7e637d03eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064617
StatusPUBLIC

Content hashes

Canonical text9ba8e459bb1e7d03fd05a641d9f2cebcf217639dc23cbfa6cc3c0197fdf26348
Markdownaf01668cc249911d01f0e03ebdec6abaedfb33de25c52a9d40c76b268af865f9
PDF
Publication page62ebf9dae65d4ce5578a2e342598b5c10235f32bd7cec88207bd096d64a002a3
Manifest1e85edae56012218b7a58cc43fb2aa57dff343fc2d7d1c4e4f4fe36413f3f4d1

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
Signature7iXpaq/pFLwgHLIEwjXLbMkLv06XXGcO2XGLJwjYY68svp2c0FNeL2P5MDZaAb8eTYedoJZXiQaAyS6VdqDXCw==
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

2026-09-17T10:35:23.745534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064617
observed 62ebf9dae65d4ce5578a2e342598b5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.729206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064617/manifest.json
observed 1e85edae56012218b7a58cc43fb2aa57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.711514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064617/publication.md
observed af01668cc249911d01f0e03ebdec6aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.693375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064617/publication.txt
observed 9ba8e459bb1e7d03fd05a641d9f2cebc...
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.