OpenTechnical

OT-2026-000104459

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000104459) never changes.

Identity and time

Publication numberOT-2026-000104459 · never reused
Internal UUID01a0aea5-3421-7755-9543-e1e88bbe08aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104459
StatusPUBLIC

Content hashes

Canonical text6bfd0db39b4fe033b0c1f5dd552950969dabfa1e9f3665e3dd54388d7c902b72
Markdown82f341b2ffa7e9557f3a908c0f1e7bc4e64b0fc08d783e609eacf735d2ec1aaa
PDF
Publication page45c9b7e82381f39d31d43004e598686102607819aa191ae9187c4b8f66fe2ceb
Manifestb57c4ab81771d4089a2fd171d3e76ef8ecd4f7736fecc0612fb01b407524bd40

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
Signature1sywkv8XsFiPP+4tAKszqbsZG63+tpGpUC90ba1Tj7yhppQL2ZHbVaDrw0gdx7R7suZrS8106nmbNzNQgkX7BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:44.462872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104459
observed 45c9b7e82381f39d31d43004e5986861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.443963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104459/manifest.json
observed b57c4ab81771d4089a2fd171d3e76ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.424618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104459/publication.md
observed 82f341b2ffa7e9557f3a908c0f1e7bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.405200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104459/publication.txt
observed 6bfd0db39b4fe033b0c1f5dd55295096...
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.