OpenTechnical

OT-2026-000094731

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold 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-2026-000094731) never changes.

Identity and time

Publication numberOT-2026-000094731 · never reused
Internal UUID01a0ae9f-2ded-7567-a978-7377c719d85a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094731
StatusPUBLIC

Content hashes

Canonical text5d9f3f58cfceef65df4b78213708f5b1c0fd5e8c924ccbc7fc90ba2ff3839df3
Markdowneb4b5b7232bd20c18db26af528efa27f1ca399704bcbf5f3adc1e472d5583131
PDF
Publication page9854807e5f58e8cda20b2a026149ed41434ac2813d988f021adeaeee78347a39
Manifest4f6ed84345beaabb52b7aa7608ff6e37a9357bc22e4362bdf7160dd77e188ca8

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
SignatureaJGGev4npsacP9l+ly8l56fUd1nHeq8+1qapl+EQcVoqUkBH6jEoo2XHxyV8wmtMtO18YvHXduNckJAjBeJvBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:11.848724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094731
observed 9854807e5f58e8cda20b2a026149ed41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:11.832540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094731/manifest.json
observed 4f6ed84345beaabb52b7aa7608ff6e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:11.816897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094731/publication.md
observed eb4b5b7232bd20c18db26af528efa27f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:11.800610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094731/publication.txt
observed 5d9f3f58cfceef65df4b78213708f5b1...
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.