OpenTechnical

OT-2026-000102830

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000102830) never changes.

Identity and time

Publication numberOT-2026-000102830 · never reused
Internal UUID01a0aea4-858c-7c9a-9623-a16b95f0bf9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102830
StatusPUBLIC

Content hashes

Canonical textf62f955c87db747eacb9d8cc437c72e730bd99c8feb0fd1ab28f820d3494f145
Markdowneb502a5d0b5e5d657eba090cf74a0c76b6cb35a5622432db0d8b3510b8d6299e
PDF
Publication pagecfabe4f2294dcf0db1f406ba9a1f4704cfc3dc2d91018b88b3629e199fb68d4f
Manifest1446932105ed1d82cf559b79fd48ccad20ede7c2b7fabfaa3515a8d6c0a8af0b

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
SignaturefzyOqdbU2Xw9AYEz/mnRXLtnp+E9sqpCCOyDPNLNr8/KBwF9yVpvsA/SMsixacJ0mLQhAqfySURE4A+WP0GoCw==
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

2026-09-17T09:24:21.978632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102830
observed cfabe4f2294dcf0db1f406ba9a1f4704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.960529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102830/manifest.json
observed 1446932105ed1d82cf559b79fd48ccad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.940540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102830/publication.md
observed eb502a5d0b5e5d657eba090cf74a0c76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.921504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102830/publication.txt
observed f62f955c87db747eacb9d8cc437c72e7...
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.