OpenTechnical

OT-2026-000059518

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented before set-down

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-2026-000059518) never changes.

Identity and time

Publication numberOT-2026-000059518 · never reused
Internal UUID01a0ae89-8619-756a-a769-eb21ab041bca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059518
StatusPUBLIC

Content hashes

Canonical text544e64689ba82631113ce08965b9c9f762cb043283e6fd72904d684e7cdb5c9d
Markdown793daf237db5292262e75ed5b7f21b86c0c032abf9fc47e87019a7a1b0a2741c
PDF
Publication page67ee2bf86cb45d0b919dbc7c286e7226743809807d4547cccf4500bd499240c4
Manifest23301fc13fd8129cf493c6ddb88c54d28e35349e36f54b0bf303693c4a184b74

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
Signature94Db667ba8CDDZRae3yKGdS8rbbRFBR3FKJopNwscx6FkTRD/4Bp7UZooj0IwaRuecsxhKCSAlvmkqB5xcQ6BA==
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

2026-09-17T10:46:14.209149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059518
observed 67ee2bf86cb45d0b919dbc7c286e7226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:14.187860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059518/manifest.json
observed 23301fc13fd8129cf493c6ddb88c54d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:14.166021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059518/publication.md
observed 793daf237db5292262e75ed5b7f21b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:14.145967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059518/publication.txt
observed 544e64689ba82631113ce08965b9c9f7...
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.