OpenTechnical

OT-2026-000059930

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-2026-000059930) never changes.

Identity and time

Publication numberOT-2026-000059930 · never reused
Internal UUID01a0ae89-ec26-7478-a0ea-1332933cdf0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059930
StatusPUBLIC

Content hashes

Canonical textbf0a64dd389a90524c48295ae51dad3a2bbd2a1a499638b1dabaa692fdff50c7
Markdown2ea0c3a02b28f1ba9a09c7d1d9599444b3e7b30659118c5d5d8c70c8f7b1b7a2
PDF
Publication page09d1706f7a04cff1a2b26b90701980dec9f465657f1cb27256be19db3b7c8f0e
Manifest6e508a23b24af67b84a01d2ea54978d1bfba16b66641585ebcd6865f07551238

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
SignatureSPYR1o769fvfJjIxWcQ+nOj5dECNvcrkCbho28WgUTCzxaYbWeHJ6cEhyzKeIUEOe/WXdxFxJ7gpEAK3YdzrCQ==
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

2026-09-17T10:44:42.183360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059930
observed 09d1706f7a04cff1a2b26b90701980de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.161794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059930/manifest.json
observed 6e508a23b24af67b84a01d2ea54978d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.143695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059930/publication.md
observed 2ea0c3a02b28f1ba9a09c7d1d9599444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.126638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059930/publication.txt
observed bf0a64dd389a90524c48295ae51dad3a...
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.