OpenTechnical

OT-2026-000053124

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053124) never changes.

Identity and time

Publication numberOT-2026-000053124 · never reused
Internal UUID01a0ae84-a431-7c29-9051-f18b13578346 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053124
StatusPUBLIC

Content hashes

Canonical texteac30dc9fcee737cf5fb14448c20d34c630afc8c41ad268f1f50ae6c7020149b
Markdowna9d03eb4c5b5a7873b0a93ca7eb2cfbfbf09697a1be458faaea794dad88b76bd
PDF
Publication page1e13bab242d0b9f44de80e02b8c5f2bda3d98d636f6aefd56c3d804e24bce50d
Manifestbace78f38bf8a4d880d51ae796abaf7708328ada44afd5b85431a710efb29729

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/Avd6S09lV/7FvswUslOrpBF4QbSpuT9oJ1VvB8+/eXvCN85sAgQOUq5pFB1XqM/ahzytiBUIfAP3vriNX5pBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:51.172452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053124
observed 1e13bab242d0b9f44de80e02b8c5f2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.154849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053124/manifest.json
observed bace78f38bf8a4d880d51ae796abaf77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.136531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053124/publication.md
observed a9d03eb4c5b5a7873b0a93ca7eb2cfbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.118332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053124/publication.txt
observed eac30dc9fcee737cf5fb14448c20d34c...
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.