OpenTechnical

OT-2026-000044229

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044229) never changes.

Identity and time

Publication numberOT-2026-000044229 · never reused
Internal UUID01a0ae7b-d67b-74f3-b9d0-6c79c479a8ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044229
StatusPUBLIC

Content hashes

Canonical textc56e8a45dcce5a2b2a3f0fc6aee9a9d473452009d9b3f50732aaffdbc3a2f263
Markdownb9787e33d3fa7cfbea5e5f25dac7d63dc0cf2f75839cc82b8f95f7d01efbdebb
PDF
Publication page5f8393017721da7855afb7c03263cffa14eaa91cc9537f6c40c5c3ef77f229f1
Manifest7b696ae8ddb0876ae1e5c3b4b814dcca1a92876b5dd2177a6868bd62036e49b1

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
Signaturevw3W7TtqWEcQRVGaP69/Ytcr3SmN37tkwNLUJkiDF2oCKnfrLanQBwAjrBnuoRUHeiw9wa2qGzcC8Tc0TBtdDw==
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

2026-09-17T11:12:47.473838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044229
observed 5f8393017721da7855afb7c03263cffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:47.451993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044229/manifest.json
observed 7b696ae8ddb0876ae1e5c3b4b814dcca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:47.434012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044229/publication.md
observed b9787e33d3fa7cfbea5e5f25dac7d63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:47.414798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044229/publication.txt
observed c56e8a45dcce5a2b2a3f0fc6aee9a9d4...
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.