OpenTechnical

OT-2026-000039353

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000039353) never changes.

Identity and time

Publication numberOT-2026-000039353 · never reused
Internal UUID01a0ae78-9674-77fb-ad64-cbeb43e0e263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039353
StatusPUBLIC

Content hashes

Canonical textf3a4226d07c81c5c7413867a51079d8b196c698dd3dd5c4ac3740e1e3917e843
Markdown3d00170986ff93382fcc1f9041b6f910fcde0f7f564b0bb47f1d30665f9ef4db
PDF
Publication page466cca4cf41a62f5638a53c98a7c34593888c427dbcf9c3f09bdcd98cb938904
Manifest63aeeaa9682c85d43ce5c907f599ab6cc74adf86252716522fd69b2a0547b19a

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
SignatureRqU8WyISHvCiGlXjO3DG4d/8RQYOevUL3ckJlTP2XoYMP8mz3HQahsI0KnVwx7/wn1/9OzXdH9oqNpoLEKVpAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:57.034642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039353
observed 466cca4cf41a62f5638a53c98a7c3459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.017024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039353/manifest.json
observed 63aeeaa9682c85d43ce5c907f599ab6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.998328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039353/publication.md
observed 3d00170986ff93382fcc1f9041b6f910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.979355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039353/publication.txt
observed f3a4226d07c81c5c7413867a51079d8b...
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.