OpenTechnical

OT-2026-000040355

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000040355) never changes.

Identity and time

Publication numberOT-2026-000040355 · never reused
Internal UUID01a0ae79-2700-7aff-9239-864ea2887a0a · 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-2026-000040355
StatusPUBLIC

Content hashes

Canonical text5f03520c79c67f2db68d46a2efa1c77c2ee9204d3f3d14f8ed2fc59727720a33
Markdown55b3c6e0485b4c684144f73f115f3f2ce775f5d88c98d4b445892daeb825a041
PDF
Publication pagef030325f48f00a510e4b69c257821b1fb907d1f8cbde33fdc4330473009d6454
Manifeste249048e813e107e90bd518a31abc2eea9209ad7bcf1d569349bfa89b45ddaef

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
Signatureaxm0gbHgRgdhZm5/D1AE9t8ZKX3bnQI753eHvnyqgNfDOwlKacxF/jOp46TtjLiiMWKNCkppzYat8PAySk+FDA==
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

2026-09-17T11:19:22.118997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040355
observed f030325f48f00a510e4b69c257821b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.101794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040355/manifest.json
observed e249048e813e107e90bd518a31abc2ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.084807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040355/publication.md
observed 55b3c6e0485b4c684144f73f115f3f2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.066779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040355/publication.txt
observed 5f03520c79c67f2db68d46a2efa1c77c...
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.