OpenTechnical

OT-2026-000033468

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000033468) never changes.

Identity and time

Publication numberOT-2026-000033468 · never reused
Internal UUID01a0ae75-a38d-7627-a380-0b87197f741b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033468
StatusPUBLIC

Content hashes

Canonical textddb84c8a0bac71171dad783c30fd7c33ee8e49c477b334f888e6e67b89e7062e
Markdowna6f02fc3e0fd1d6491790dace07637695e3655431a9ada4aa062080f3ebbba55
PDF
Publication paged9c881e57a29b71af573937149ef2a0deb9bbfa4d517daf5e1da819337043bd0
Manifestcf60cc7b42dbc3cf68cdaca28a12279cd0f9bfa885e2aaff6fd8533e3472fa90

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
SignaturedRpKSg1lmUPfs6c9hrczcEOWVGoJr+dgbptpAPOHpT4s67ElcYULtPBFOir4UHVZuXC26NV5Hg9LUZwmywloAw==
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

2026-09-17T11:31:18.552347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033468
observed d9c881e57a29b71af573937149ef2a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.534389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033468/manifest.json
observed cf60cc7b42dbc3cf68cdaca28a12279c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.515618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033468/publication.md
observed a6f02fc3e0fd1d6491790dace0763769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.496319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033468/publication.txt
observed ddb84c8a0bac71171dad783c30fd7c33...
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.