OpenTechnical

OT-2026-000046524

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000046524) never changes.

Identity and time

Publication numberOT-2026-000046524 · never reused
Internal UUID01a0ae7e-57dd-71ad-88ac-787bdde42563 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046524
StatusPUBLIC

Content hashes

Canonical text8b164188aaa1d54ab6e7e9fe85851fe47dc17476826a58979f184eb1d8c09e33
Markdown69b1432495f01eee04b1272e659c7930a281d2f52a15d2e7393db0ef44759185
PDF
Publication page7c37937fc2f0d0515cfe60749252d83b4c02e20fef89ed00035088e9fe17572f
Manifest11e83020c36caf77e9dbbd07d9a0268b436ca35657ad3e42fac2f81998e07ac9

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
SignatureZ2hFRU9bSJypRfc7TllCx79WkUJx08iTb9io9an4CQj08CNOyLcjJwEogWl47/62t3haqk1ix0fi99NFODXIBQ==
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

2026-09-17T11:08:34.484098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046524
observed 7c37937fc2f0d0515cfe60749252d83b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.463855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046524/manifest.json
observed 11e83020c36caf77e9dbbd07d9a0268b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.444293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046524/publication.md
observed 69b1432495f01eee04b1272e659c7930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:34.426484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046524/publication.txt
observed 8b164188aaa1d54ab6e7e9fe85851fe4...
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.