OpenTechnical

OT-2026-000085213

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, sustained 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-2026-000085213) never changes.

Identity and time

Publication numberOT-2026-000085213 · never reused
Internal UUID01a0ae99-43ba-7c58-adfc-33725a567340 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085213
StatusPUBLIC

Content hashes

Canonical text305dfb5e9a19f3cc1aacfc3a0b3dd7fe254df542c32c9da2482611f8382cf705
Markdownfba470bb144607b246c1d5c2b5213f0103e4c76509761de29469b8a29d982930
PDF
Publication pagefe8c8a33160c804f2155f1a965c27080628eb3ba37fdae57bb63be3b10945843
Manifestbac7f0298b089fbd8d9c7e7a64562b46f32ae4c6fbd637bed58c35376a47a7a3

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
SignaturexmSfFAmPKUvX5UlT7iMEUvz3UNZ/n7/nqhqMEToW4WQOWTl3tOWAg+dehvRxZm1fiS4Jt1u3KZQg97G4ncZ6AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:18.501115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085213
observed fe8c8a33160c804f2155f1a965c27080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:18.482019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085213/manifest.json
observed bac7f0298b089fbd8d9c7e7a64562b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:18.462593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085213/publication.md
observed fba470bb144607b246c1d5c2b5213f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:18.443573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085213/publication.txt
observed 305dfb5e9a19f3cc1aacfc3a0b3dd7fe...
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.