OpenTechnical

OT-2026-000036783

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line 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-2026-000036783) never changes.

Identity and time

Publication numberOT-2026-000036783 · never reused
Internal UUID01a0ae77-773e-712a-b2e3-3ec640ef2ce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036783
StatusPUBLIC

Content hashes

Canonical texte0a5e1c53e1fc490bf68464082b55ec91fb8e1098a3ab0be7091cc9b7af07d5d
Markdown6e827e156216b5ede1f82bda84c0ead749172d95d43132e30acc4bf37519cd11
PDF
Publication page23e56f9d99a70848fd75714ec44ca08b3e371fc51f3ae7278d5461cd496bafa2
Manifest9dc23f8f29dd4b2fc06d9f6d68435059def540ead78480e4d11dac72c28aa765

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
SignaturezFpWkNxUfkAC94AnOMy3ARg4F2Pm1CCOfI0tHZ95xmw9s0NDRTMhbmuRVkAkaVcS7ZlS0Ny8dwrW52veAsXbBg==
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

2026-09-17T11:24:23.390729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036783
observed 23e56f9d99a70848fd75714ec44ca08b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.374332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036783/manifest.json
observed 9dc23f8f29dd4b2fc06d9f6d68435059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.357015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036783/publication.md
observed 6e827e156216b5ede1f82bda84c0ead7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.311032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036783/publication.txt
observed e0a5e1c53e1fc490bf68464082b55ec9...
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.