OpenTechnical

OT-2026-000093912

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line 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-2026-000093912) never changes.

Identity and time

Publication numberOT-2026-000093912 · never reused
Internal UUID01a0ae9e-92c8-72ee-8931-0e55cce5c367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093912
StatusPUBLIC

Content hashes

Canonical textdd909d0b38ae44b9c99e0c2e43ca614bd6f05a1966e0027ecc7a9f00f58c5006
Markdown0e7e6d0507cc953252a70a44c6f9c258b49c133a6233ce96c04a0e25e8e72866
PDF
Publication pagefd1cf044cfe3556c2634c96a8946840f6b567ac2106dc4025ebf1b49389a4a63
Manifest13e69283be98cb7e1b24dba43bd45bbc9826eec225038b7e77b79073bbf78c0d

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/VEFEpkUKowbajDtKmYEOsa0BfU0Mw9J2c5ORgyUAGMJgVly6T9vr4aSqpt9BHGsrIvJNkgAVZ2puFrrtPz7Bw==
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

2026-09-17T09:38:10.919703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093912
observed fd1cf044cfe3556c2634c96a8946840f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.901405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093912/manifest.json
observed 13e69283be98cb7e1b24dba43bd45bbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.883862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093912/publication.md
observed 0e7e6d0507cc953252a70a44c6f9c258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.864341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093912/publication.txt
observed dd909d0b38ae44b9c99e0c2e43ca614b...
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.