OpenTechnical

OT-2026-000033118

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000033118) never changes.

Identity and time

Publication numberOT-2026-000033118 · never reused
Internal UUID01a0ae75-4844-77f8-97a4-a73981138d64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033118
StatusPUBLIC

Content hashes

Canonical texte4bd8d65aef7a1b8c69f1f5256a160cbf20721ae57d54e4e71baa967d05ea423
Markdown9e19415450dac0fee035ed1911133b2a39dde8ce8930f876361d1bc143a002de
PDF
Publication pagec1ba15640b0bcbb46e396f05ecbe07002feabf7a6ed4209d0f3904adbf24fe4b
Manifest3c12d8e32c07130711253ad0bf67e53c006b10b30c0bcad868773cbf9ce79266

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
SignatureHEQXMgGzXTDgUKMMN/R3wIjXaRnnN/xRlvyI9HdTedWwSQjYvieHA7D7pnH2VzXXnQmYIOyKeOGbiEV6EMHUAA==
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

2026-09-17T11:32:47.494657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033118
observed c1ba15640b0bcbb46e396f05ecbe0700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.476908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033118/manifest.json
observed 3c12d8e32c07130711253ad0bf67e53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.457143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033118/publication.md
observed 9e19415450dac0fee035ed1911133b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.438271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033118/publication.txt
observed e4bd8d65aef7a1b8c69f1f5256a160cb...
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.