OpenTechnical

OT-2026-000023606

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000023606) never changes.

Identity and time

Publication numberOT-2026-000023606 · never reused
Internal UUID01a0ae70-aed3-7e0c-a71d-02a0a48a1b92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023606
StatusPUBLIC

Content hashes

Canonical texte3483a1f20d4e63b4722981d458136bb66b6800d5f68f40cbba43234411a7e8f
Markdownc6cb26f3e4f05219ec689a4aabe19704ef035aa5b697a4f1542de8f3f0fef397
PDF
Publication page19ba878b0fa0ab667324fac94933330d6313826913c7de893f9f6cafbb307cd8
Manifest0ce988ece0bd536348db8aa046cec2d5384a5fffededc953227d843416d135eb

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
SignaturewZOKKuzVbpThqrnQ/kE78LrQBsCsFjKECjuQjBXWy72d4BpWE6bF32DRBAbC/7ORc8q1OCZ9qeJI87bnQMonBw==
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

2026-09-17T11:50:47.374812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606
observed 19ba878b0fa0ab667324fac94933330d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.359446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606/manifest.json
observed 0ce988ece0bd536348db8aa046cec2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.341894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606/publication.md
observed c6cb26f3e4f05219ec689a4aabe19704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.326401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606/publication.txt
observed e3483a1f20d4e63b4722981d458136bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.458003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606
observed 19ba878b0fa0ab667324fac94933330d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.437116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606/manifest.json
observed 0ce988ece0bd536348db8aa046cec2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.416312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606/publication.md
observed c6cb26f3e4f05219ec689a4aabe19704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.396836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023606/publication.txt
observed e3483a1f20d4e63b4722981d458136bb...
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.