OpenTechnical

OT-2026-000015711

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed blow-off before 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-2026-000015711) never changes.

Identity and time

Publication numberOT-2026-000015711 · never reused
Internal UUID01a0ae6e-0c4b-7645-8940-bc7a1d6dfb94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015711
StatusPUBLIC

Content hashes

Canonical textcd7d478970229b56ee62be0c31edfb844b075a72373f4f3826079b73af13690a
Markdownaad2767fcc73c59a4ffad748df656668e9ea75783aaace9e251aff8343511915
PDF
Publication page568192d60887469d51c8e0296f9c8ec5c8db18a4e23c56ad998ad0c6f8002b07
Manifest11aa988c91a0572bd8b3935ecee6e6281332956ebe1a900c9060bcf527db0cd6

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
Signature27XyjEWFxdKnpX2Wz1plJjJ2ogkLPolpnmbIVbGShek+LwhCKy5X45hbAhQZc8CirrgsvIlj5QINPJBzhAc7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:59.526076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015711
observed 568192d60887469d51c8e0296f9c8ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.509651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015711/manifest.json
observed 11aa988c91a0572bd8b3935ecee6e628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.492750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015711/publication.md
observed aad2767fcc73c59a4ffad748df656668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.474533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015711/publication.txt
observed cd7d478970229b56ee62be0c31edfb84...
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.