OpenTechnical

OT-2026-000033308

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000033308) never changes.

Identity and time

Publication numberOT-2026-000033308 · never reused
Internal UUID01a0ae75-8980-77a8-adfe-855883391162 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033308
StatusPUBLIC

Content hashes

Canonical text8a02b71e12abb26ea0d5c28d19dd9bb860e31d20e41fd22956b03cd86687ef55
Markdowncea86a7d1d2a0d363cce528c8b3e2138b023fc49bcc4e154012c15f5df629765
PDF
Publication pageb1496063f79915b0e44670e175b307cc838bd39311ded2084a2ef293f58a9b16
Manifest07f62e7de80678b4dd6e8bdcbc46ecbf7c801ab2c2fd3f6de081be999a1bb38a

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
Signature8xxWD80LAJrtMx9KJvhEnV0ZSMEZcr7GLnWsdkLGWknHcNWUT1xfAI1Xa4Lx/aQEC+k+ezreVKtVMK31PBfSAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:32:03.345284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033308
observed b1496063f79915b0e44670e175b307cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.328586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033308/manifest.json
observed 07f62e7de80678b4dd6e8bdcbc46ecbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.311778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033308/publication.md
observed cea86a7d1d2a0d363cce528c8b3e2138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.292945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033308/publication.txt
observed 8a02b71e12abb26ea0d5c28d19dd9bb8...
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.