OpenTechnical

OT-2026-000040358

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040358) never changes.

Identity and time

Publication numberOT-2026-000040358 · never reused
Internal UUID01a0ae79-2700-7249-827e-5a10b342d57d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040358
StatusPUBLIC

Content hashes

Canonical texte7f1fef6673238fc8481c496f2b5ccbd82402e8af3ec9595cb643226a890190d
Markdown4e0b193d5f5fec3084b2d6736d83f862e8fcefc3f0c8ab3287c8909cd2c3e90e
PDF
Publication pagee87ab7f6e185603db2211e4b6864ac68d0413f0bfb6b816a14c9c20ddbeaef13
Manifest389d6e42eb718810564c5409fa61b19e1f5f63dfe5e6e0c16e164c4669626482

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
SignaturesfO7DBR0jnGTKZCJtE90lpsSUF7E+zTiZ0eoEOdCsuAZt9YtWMBrxmrpU4SHbhxoDU3RqCCMmdbCfp5+kFAqCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:22.342428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040358
observed e87ab7f6e185603db2211e4b6864ac68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.326933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040358/manifest.json
observed 389d6e42eb718810564c5409fa61b19e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.309190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040358/publication.md
observed 4e0b193d5f5fec3084b2d6736d83f862...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.292053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040358/publication.txt
observed e7f1fef6673238fc8481c496f2b5ccbd...
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.