OpenTechnical

OT-2026-000075130

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000075130) never changes.

Identity and time

Publication numberOT-2026-000075130 · never reused
Internal UUID01a0ae93-f1ff-78ab-bfc5-8e189833a13a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075130
StatusPUBLIC

Content hashes

Canonical text1f743c9cfb2a054886d9599b0ba43ea56d7d7216aa4473c2f64f6c9d46d2de20
Markdownd2461238894b90c618380d80ee55ef084ac01b5b7aa85185e1c37bdd7035653b
PDF
Publication page84c72a8c067d4853ca54dc05f99be761318c5ff05c7ba0840ce53c07fb93a108
Manifestf0279443089140c70e21a589398f688f1c4a09180cf8098cecdc195b6ae64d34

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
SignatureoCKYdCli45roy+sjRfp2wF87UEVhD7l/qEfqcXRZVtmEfPbRDxMSwahD9AyZWkbIu5g1NqgzK6hcq1kcRH7tCw==
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

2026-09-17T10:20:21.048434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130
observed 84c72a8c067d4853ca54dc05f99be761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.027965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130/manifest.json
observed f0279443089140c70e21a589398f688f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.987338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130/publication.md
observed d2461238894b90c618380d80ee55ef08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.962399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130/publication.txt
observed 1f743c9cfb2a054886d9599b0ba43ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.042096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130
observed 84c72a8c067d4853ca54dc05f99be761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.021744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130/manifest.json
observed f0279443089140c70e21a589398f688f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.000501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130/publication.md
observed d2461238894b90c618380d80ee55ef08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:22.982145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075130/publication.txt
observed 1f743c9cfb2a054886d9599b0ba43ea5...
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.