OpenTechnical

OT-2026-000061424

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000061424) never changes.

Identity and time

Publication numberOT-2026-000061424 · never reused
Internal UUID01a0ae8b-7b42-7877-9b91-d8f8881c5e71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061424
StatusPUBLIC

Content hashes

Canonical texte8b111072255194afef292aff4963938eba959fe1bb0a8a7323797788cf16560
Markdown8566446b1f8b76642a93ca504ee6f9a8de968e87eb45afcad603517ea2a0a6a1
PDF
Publication page7310ea7716263d8e70836ed70174b3384915f11639f2561bd9bf30bdd784b099
Manifest595afba888bb166977099ad51f798d40c4aaa253004ccd61d52a377a55bd703e

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
SignatureSNZc9quXPgTt1dBeXsi9R0+l3/WBbvCleZvYQQbGOL+j7PG+Q1+drMsMS7iba3HJvow4ZewL9S6MDi0LsoufCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:17.849483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061424
observed 7310ea7716263d8e70836ed70174b338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.832295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061424/manifest.json
observed 595afba888bb166977099ad51f798d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.815365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061424/publication.md
observed 8566446b1f8b76642a93ca504ee6f9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.799195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061424/publication.txt
observed e8b111072255194afef292aff4963938...
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.