OpenTechnical

OT-2026-000086759

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000086759) never changes.

Identity and time

Publication numberOT-2026-000086759 · never reused
Internal UUID01a0ae9a-80a4-763f-932c-98a0a2023262 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086759
StatusPUBLIC

Content hashes

Canonical text58d3d605a0ae0c61e6a195acb3b56bcbe55ebec0ce9804f6d0760d10400d3923
Markdown3a35d41272ec6f3845ddd8c9549a169744e145aed65b42c09a48d40ab1d8f66c
PDF
Publication pagee904d21c962c6c6ea08b7226713cad979b284ea43485e943a4afd31fc975567c
Manifest0b00f2392cb40eef5332c8169a37f286d720f0d049ca1df1bacce750b877e7f0

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
SignatureMli53IZz9RLHClh/nGqk6Cs0HXSKfZT/s6+Bze2FIaAFpQJMTwLRwmBc5U7hqYge4T80l2YEKBjRswxbgOzHAA==
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

2026-09-17T09:51:33.680595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086759
observed e904d21c962c6c6ea08b7226713cad97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.663127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086759/manifest.json
observed 0b00f2392cb40eef5332c8169a37f286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.647639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086759/publication.md
observed 3a35d41272ec6f3845ddd8c9549a1697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.630190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086759/publication.txt
observed 58d3d605a0ae0c61e6a195acb3b56bcb...
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.