OpenTechnical

OT-2026-000050788

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000050788) never changes.

Identity and time

Publication numberOT-2026-000050788 · never reused
Internal UUID01a0ae82-c7b2-7244-9261-3dcf34cdfe81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050788
StatusPUBLIC

Content hashes

Canonical textb5f4c63d46880974d290e2b4e24bd034a06a71b5e46f93d75691bc17f9d44a3a
Markdown9cad18bae9d1df9c80edc784d7c4ee697dc344cebfa0a30ac9e653379a73b444
PDF
Publication page28144f0bffa37bb5e22db9029a990b197738b1c5fff6765216d6559e495c619f
Manifestbc062d26937f275d6ec547a0ae27fcaf81f0bebe988d2d7c56ac90cddc4b1576

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
SignaturefJ6BleeEEFinWAJkt5IKL/5EQcFrBxqQWkepFb248PbYgUN9Cs+a+UatyDcusCARdG24U8tUpt9CyD+l7EohDA==
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

2026-09-17T11:00:18.395451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788
observed 28144f0bffa37bb5e22db9029a990b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.386274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788
observed 28144f0bffa37bb5e22db9029a990b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.377493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788/manifest.json
observed bc062d26937f275d6ec547a0ae27fcaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.365262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788/manifest.json
observed bc062d26937f275d6ec547a0ae27fcaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.354622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788/publication.md
observed 9cad18bae9d1df9c80edc784d7c4ee69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.340183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788/publication.md
observed 9cad18bae9d1df9c80edc784d7c4ee69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.332965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788/publication.txt
observed b5f4c63d46880974d290e2b4e24bd034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.316257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050788/publication.txt
observed b5f4c63d46880974d290e2b4e24bd034...
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.