OpenTechnical

OT-2026-000058625

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000058625) never changes.

Identity and time

Publication numberOT-2026-000058625 · never reused
Internal UUID01a0ae88-f39c-7e00-aaea-d7df90cb7ecf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058625
StatusPUBLIC

Content hashes

Canonical textd364fe673e414e778424f20d8291c73b093cb1bddace2f871b7ea44fa24b3145
Markdown6a5ee301618017401c799fe6378ac4141419dc04ead2a3c8ff0bc1e6277c8c07
PDF
Publication page24ed7b0a973e8f439e82f7839f1ad993539bf5b66aec585c55ca281b122ffcb8
Manifestaf81acac585078bee4a226157d4f67facf802e06eb624f57baee51bc9dccfa1e

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
SignatureFbjjU1PEOVKMQxZ65Im2qVqlG9yZ50h/8SLfNrobh9akZN9a4I5xr3UBhFzHYu0ES/2HpHZD/E0ecReJ+5V5AQ==
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

2026-09-17T10:47:07.867084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058625
observed 24ed7b0a973e8f439e82f7839f1ad993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.851282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058625/manifest.json
observed af81acac585078bee4a226157d4f67fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.832370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058625/publication.md
observed 6a5ee301618017401c799fe6378ac414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.813631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058625/publication.txt
observed d364fe673e414e778424f20d8291c73b...
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.