OpenTechnical

OT-2026-000094578

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000094578) never changes.

Identity and time

Publication numberOT-2026-000094578 · never reused
Internal UUID01a0ae9e-f4e9-757b-89a4-0e11ce44dca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094578
StatusPUBLIC

Content hashes

Canonical textff9b57e8eaeadf45b287fc195f936929a29501b98de8eecf351af05c29a0ffba
Markdown1d9d721ac07800cd3c395f3def64446b837614f42a2860f4451b04dc8b034df1
PDF
Publication page780daf695b05963da740c61713b36179d0f101fdfa8450cb783752ea7303b74f
Manifestf8d9b872284446f4dc42ad49a837ac47ada813720966fedde0a0c3faa355f7ee

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
SignatureXmMW9UDsKdJGWirSrJD3uQzFQstqq1Rie5cPZmY/pdxwydapBKzMONSEqv958hazx0g0W5pZEKphvsfpPnoICQ==
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

2026-09-17T09:38:02.066732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094578
observed 780daf695b05963da740c61713b36179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:02.049572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094578/manifest.json
observed f8d9b872284446f4dc42ad49a837ac47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:02.032396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094578/publication.md
observed 1d9d721ac07800cd3c395f3def64446b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:02.008986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094578/publication.txt
observed ff9b57e8eaeadf45b287fc195f936929...
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.