OpenTechnical

OT-2026-000071732

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented before 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-2026-000071732) never changes.

Identity and time

Publication numberOT-2026-000071732 · never reused
Internal UUID01a0ae92-1e91-7c4d-87aa-bc826a1e0c38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071732
StatusPUBLIC

Content hashes

Canonical texte85da437c2ccb4243ac4f148bce3ebcf037f5a7a18dcceaea76880648d9238b6
Markdown95336977ee3cc5b80a548f6da983459fbf57385dc3644c8a421c56345c54a461
PDF
Publication page32d5bc8ff1f9205bfc67d03030768459080baf09bab16a4590d38216dab046f9
Manifest29826e11a3232b658dce04e3a2c9815e2ae9fdc3c6a04e00dff1caf3c951db4d

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
SignatureKX8xf7GKnH70j4YgWO4hXsX5LdWbbAqDhHZbdSgHgX5UBVeXDYY0zn3JzbOye9pSjdAeM9FUHaQsy81vBWVFCQ==
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

2026-09-17T10:23:53.275128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071732
observed 32d5bc8ff1f9205bfc67d03030768459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:53.258813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071732/manifest.json
observed 29826e11a3232b658dce04e3a2c9815e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:53.243440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071732/publication.md
observed 95336977ee3cc5b80a548f6da983459f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:53.228069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071732/publication.txt
observed e85da437c2ccb4243ac4f148bce3ebcf...
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.