OpenTechnical

OT-2026-000064272

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000064272) never changes.

Identity and time

Publication numberOT-2026-000064272 · never reused
Internal UUID01a0ae8d-a460-7bff-bc5b-560ff97490fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064272
StatusPUBLIC

Content hashes

Canonical text024443fc2fe0259e980a41eb8cfd9958f7efbabb22b07d9444ab4c9ae3eca1fe
Markdown1a0fd1faaba30ca87a5b80076377e3e51c720e3ce6e19da781a8214a4c5745b5
PDF
Publication page870cd70802f376eba34281a79114cc58f4bbf9fd6b84615f8fbdf52e23de735a
Manifestc02a49e83810ab5dcdb9fe033048b41cdba87ab4685f19f83de0a0537839b772

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
SignatureWRX6urhc0WWlVB42Ev2T8wiOANfnJAVCdWahcM3MLC2gy/MNk/fR5BF0FWM/G9pSPOtdlh9UOanQHXcodr0iDQ==
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

2026-09-17T10:36:24.592798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064272
observed 870cd70802f376eba34281a79114cc58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:24.575545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064272/manifest.json
observed c02a49e83810ab5dcdb9fe033048b41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:24.559759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064272/publication.md
observed 1a0fd1faaba30ca87a5b80076377e3e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:24.543115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064272/publication.txt
observed 024443fc2fe0259e980a41eb8cfd9958...
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.