OpenTechnical

OT-2026-000022344

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000022344) never changes.

Identity and time

Publication numberOT-2026-000022344 · never reused
Internal UUID01a0ae6f-f4fd-77be-b90d-aa8281b7dfff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022344
StatusPUBLIC

Content hashes

Canonical text8dc660c360b236abadd291b3f1a6f6fe213d384ee7b6b354d78c0dfaa34cc3e1
Markdown9b4b589b42fe0455da9ce397882f833ab19a541ea9cea0c413389b75c3234534
PDF
Publication pagee56eededfd965b6fb5c9d40b05549b1694c06cbbd66f0282b7a776f125824db3
Manifest7cf0551dfe0447799357a9420c541dbe95546eb28544ae64e8605d6d992beef1

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
SignatureYwSAyWlUYJ7F1/iq83gKibBvq+xYZs4ePgGJtmdQLtA2nMRfAe7TwnfDbwZDsB0RGOatn79RHmMp81KJ9Z7oCA==
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

2026-09-17T11:53:42.480189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022344
observed e56eededfd965b6fb5c9d40b05549b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.463545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022344/manifest.json
observed 7cf0551dfe0447799357a9420c541dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.446166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022344/publication.md
observed 9b4b589b42fe0455da9ce397882f833a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.428021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022344/publication.txt
observed 8dc660c360b236abadd291b3f1a6f6fe...
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.