OpenTechnical

OT-2026-000104317

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000104317) never changes.

Identity and time

Publication numberOT-2026-000104317 · never reused
Internal UUID01a0aea5-3420-7e00-a096-7ed7a364cf64 · 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-2026-000104317
StatusPUBLIC

Content hashes

Canonical text6b0378246b42ddd9fbac7272931c207fc89b0c920c386562805db628b5f181c2
Markdownff64821ed3cb97ae5b3b5045bcc54ad01ebe6cc9a52a7dd7b5ca4eb9a2b4986b
PDF
Publication page4aaf3f13718c1ac97937b126cf28f861598e5790f5a72850bbd7f1b38816f4fc
Manifest517abf540ea49a58b8dfdb380dccab031df8b558886bd5ae16d2abf23fe092a2

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
Signature1GCuenn8lq6UYpIoHMKmubXckTJwzaCGbBFPw1tcVbxRGzu0DVukRfoal+GYBNTmjj4NhiwkilCn9MRfCNskAw==
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

2026-09-17T09:21:34.002118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104317
observed 4aaf3f13718c1ac97937b126cf28f861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.983740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104317/manifest.json
observed 517abf540ea49a58b8dfdb380dccab03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.964670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104317/publication.md
observed ff64821ed3cb97ae5b3b5045bcc54ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.947572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104317/publication.txt
observed 6b0378246b42ddd9fbac7272931c207f...
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.