OpenTechnical

OT-2026-000059402

Publication integrity record

Six pad foam 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-2026-000059402) never changes.

Identity and time

Publication numberOT-2026-000059402 · never reused
Internal UUID01a0ae89-8616-7cb3-a4d2-b73e156ecdce · 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-2026-000059402
StatusPUBLIC

Content hashes

Canonical text042eeeb3139bc75e6e1d7fda599ba3a3c040a839f4bc9f78b52c9c4f117f0322
Markdown6f22e3c6142a22d78035a41bf43427948407303c659114906e5c7d6646a5f580
PDF
Publication pagecb3bb0c7a36feb1bcee3485739c79a68c030c2e71e434c63f3897e613d06a3b5
Manifest078fbc9e0263e552af1c60b2a2f23f259497b8621a53cf5cca48278654b28b53

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
SignatureiXxJdXrXBoagcoQkddFzt4/cBJhsPRu5Ejsi9kb8OSLfyOA6AvuecBuhB5D7DHRKsAMq8c8VB/8Y21GoeW0aDw==
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

2026-09-17T10:46:04.910881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059402
observed cb3bb0c7a36feb1bcee3485739c79a68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.893780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059402/manifest.json
observed 078fbc9e0263e552af1c60b2a2f23f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.874114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059402/publication.md
observed 6f22e3c6142a22d78035a41bf4342794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.854778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059402/publication.txt
observed 042eeeb3139bc75e6e1d7fda599ba3a3...
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.