OpenTechnical

OT-2026-000059090

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000059090) never changes.

Identity and time

Publication numberOT-2026-000059090 · never reused
Internal UUID01a0ae89-8611-7230-a266-cefaf1379609 · 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-2026-000059090
StatusPUBLIC

Content hashes

Canonical text723b37b93a6d356bd2d5c2ae00aae440325ad73cc12408cc0e7ce3120cb81861
Markdownba982178e7f7a77cea78110db4ad5e959205b05a8c7c7ca48c7ebac4a412bf7a
PDF
Publication pageb722ba5de3c5e0f9c06d3cfc061d8d485cd5a5ab20340f9e38b14e2883ef4b01
Manifestf6077c8b4e9545f03446218d7fa650db452b78d7546ef971b8a576db7c2ea588

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
SignatureXFZNqjU3zlfHWl7Xv5GRWzYLNmDkOdcwudzUVxom9JpTxg+kjaD7uTlgGoK0YoVczvPXQ5LWIg1AbQ4M+JsuDw==
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

2026-09-17T10:44:55.322412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059090
observed b722ba5de3c5e0f9c06d3cfc061d8d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.305428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059090/manifest.json
observed f6077c8b4e9545f03446218d7fa650db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.288068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059090/publication.md
observed ba982178e7f7a77cea78110db4ad5e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.270427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059090/publication.txt
observed 723b37b93a6d356bd2d5c2ae00aae440...
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.