OpenTechnical

OT-2026-000057826

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000057826) never changes.

Identity and time

Publication numberOT-2026-000057826 · never reused
Internal UUID01a0ae88-6ed8-74a4-bc57-8f3280b00cff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057826
StatusPUBLIC

Content hashes

Canonical text274e7ee84629427d75d7b6fdbc4096e327d2a70c280acd5d6f52e042d63e4324
Markdown04a9f24a42af086bcd2697978d07a13fb2249ba5896674075cf29ecfc9321705
PDF
Publication pagee7a9c6e6559f0315f490f05094c15511602bbe047cb756443a54eb98bd7f6c49
Manifest5a850dcdf9b67f0cc961692025f3ef10bb0a97c687be6160fd46a6174cb4e0bd

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
Signature7wR662l3qKHC4DPwJAjlE/Wl48R2YMa6JEqAtpBvHU+XwGaLa8LHeM1chIDafRBPADbvsAP9bNInTnG9Xt8SBw==
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

2026-09-17T10:47:23.996322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057826
observed e7a9c6e6559f0315f490f05094c15511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:23.977838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057826/manifest.json
observed 5a850dcdf9b67f0cc961692025f3ef10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:23.957885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057826/publication.md
observed 04a9f24a42af086bcd2697978d07a13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:23.937598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057826/publication.txt
observed 274e7ee84629427d75d7b6fdbc4096e3...
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.