OpenTechnical

OT-2026-000065602

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three 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-2026-000065602) never changes.

Identity and time

Publication numberOT-2026-000065602 · never reused
Internal UUID01a0ae8e-46fa-760e-83ae-80e6286f3bdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065602
StatusPUBLIC

Content hashes

Canonical text044260d33a9d1a7b883f2d40c8dec3405ecdab0c9e8e9e2ff9ed62a649f635c6
Markdown1831a05f5e1e397a2ccc6acfaa7f79536aeb5a6d5dfaf1dc7554834347b2c8f0
PDF
Publication page1005ad5f708eedb3d28d42c2d9e6e3b5b70c20f1e49c7bf50a7ddba878263c5b
Manifest7ea8ccda9f0f573ea28250f5dd230df66c66aa843fca0f3d28de7be076ec452e

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
SignatureOcm7rKQOSO5QsDkCpkd0ZM7SEXO0HDyoFigPickpdseEL4FSwpWNni3QZjZ35ummBW+QBx7N4RExvLRUvqbrCQ==
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

2026-09-17T10:33:58.641113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065602
observed 1005ad5f708eedb3d28d42c2d9e6e3b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.609665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065602/manifest.json
observed 7ea8ccda9f0f573ea28250f5dd230df6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.579288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065602/publication.md
observed 1831a05f5e1e397a2ccc6acfaa7f7953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.524393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065602/publication.txt
observed 044260d33a9d1a7b883f2d40c8dec340...
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.