OpenTechnical

OT-2026-000008244

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000008244) never changes.

Identity and time

Publication numberOT-2026-000008244 · never reused
Internal UUID01a0ae6a-908d-7446-8349-a9b3a8e7b33e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008244
StatusPUBLIC

Content hashes

Canonical textaf437531cdedbb1cfa9703ba59ddef56d89ca5444ccd24f642349ddb2d80d0c6
Markdown64ef269c2fd7d52db39fb2f8775fca19acf4bd2d9fdf848e35e324a26554d11b
PDF
Publication page2aadbdbf923fadb6031c4a736de567b4cb6593772af48a468403ed89c0d6d19d
Manifest7f0870b5626f062e9611c41803934b0efde688edd78a0c2712772965b4e0a33d

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
SignaturePYLX8E6FQI2PHfmuIXZwhAaoDrdVBLcW89ZZx9m17+R0HDfr6TGJISRkb9boQ51mtGq7j5wwkqUPCQpveUL6Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:40.157193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008244
observed 2aadbdbf923fadb6031c4a736de567b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:40.139402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008244/manifest.json
observed 7f0870b5626f062e9611c41803934b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:40.122207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008244/publication.md
observed 64ef269c2fd7d52db39fb2f8775fca19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:40.106014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008244/publication.txt
observed af437531cdedbb1cfa9703ba59ddef56...
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.