OpenTechnical

OT-2026-000092411

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, 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-2026-000092411) never changes.

Identity and time

Publication numberOT-2026-000092411 · never reused
Internal UUID01a0ae9d-b5fc-7977-8681-2385557ab5ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092411
StatusPUBLIC

Content hashes

Canonical text31e8bb8a0abec51c7ad3e0ef82b482fe2085b2c13e228fbcf87fe132f9ab44d0
Markdown2832db6e204ab2a3a8ff19161ef503d290e37221a8ae647d1bae186f0357a9c6
PDF
Publication page0f0e8f0c212802ab5c6c719d38091e1eb5b1ad02e7d044f2bc00323f40b7006b
Manifest035243bb8eab65bac8951c7b553cd3d8ed8f73f55196dc7fdf95f711c7e76039

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
Signature/hS1dfB3kXPSgNjLejEG7hrtXpvhM83J/ol3VcAC5PzMsC2nQ7YpXWnjcZcrICUlClLd5zq70Kmp3uJbKtAiDA==
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

2026-09-17T09:40:57.712140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092411
observed 0f0e8f0c212802ab5c6c719d38091e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.695137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092411/manifest.json
observed 035243bb8eab65bac8951c7b553cd3d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.677365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092411/publication.md
observed 2832db6e204ab2a3a8ff19161ef503d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.660113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092411/publication.txt
observed 31e8bb8a0abec51c7ad3e0ef82b482fe...
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.