OpenTechnical

OT-2026-000104396

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed blow-off after set-down

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-2026-000104396) never changes.

Identity and time

Publication numberOT-2026-000104396 · never reused
Internal UUID01a0aea5-3421-748f-ae6a-6fcfa5097938 · 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-2026-000104396
StatusPUBLIC

Content hashes

Canonical text86a8678e126b30259484676d08f11078f41c7f3ffc51b79111102a41fafcd0d6
Markdown13cc0ad82d8962e0c7e322956c3785344c0e23088cc2a1dd9a00e80ee82eebe8
PDF
Publication page3729e5b17d5e37225030d1520336323e7c017c56618bf316705417da7c07ace5
Manifest8e1727b821c9cfb2a4532523c792430444fb6e725480dcf2f9f786500479cbcb

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
Signaturec9r82C1JDg8AmaZSY6iAYg4gSHHzNPj1CQv5e5LpKgujHz7p8P+V74XtPe1zm2/0Rx85wkXEK/64kTBe+QjGDQ==
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

2026-09-17T09:21:39.855861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104396
observed 3729e5b17d5e37225030d1520336323e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:39.837014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104396/manifest.json
observed 8e1727b821c9cfb2a4532523c7924304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:39.821146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104396/publication.md
observed 13cc0ad82d8962e0c7e322956c378534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:39.802976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104396/publication.txt
observed 86a8678e126b30259484676d08f11078...
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.