OpenTechnical

OT-2026-000039663

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039663) never changes.

Identity and time

Publication numberOT-2026-000039663 · never reused
Internal UUID01a0ae78-d8d4-77c0-bfd5-133f1f096597 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039663
StatusPUBLIC

Content hashes

Canonical textb8a7901289fb41824e9fec1771a0f877eef688d156ea6d592283ecf977b363ae
Markdowndf486ecb6f8e899febcb4bd8e0fc8fe035ff45c4d11673d2b5504afeb3d4e1cf
PDF
Publication pagec6a2682323643c022f0a519879f43b036402d44a3f264659d388782a03d5249d
Manifest7e1d51c9052266d7da7ed41916f48d6d30c2c073ed9b44db8ed1400e0f2e616c

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
SignatureUZbQ89ff6BSi7xgq0soOif1AMvwaeJPPYYCjcZsuN50UwoKwEViKxXrPhC4gUwnJpGe/qb7cQv1jDgZjvOnGBg==
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

2026-09-17T11:19:50.637609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039663
observed c6a2682323643c022f0a519879f43b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.619563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039663/manifest.json
observed 7e1d51c9052266d7da7ed41916f48d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.602324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039663/publication.md
observed df486ecb6f8e899febcb4bd8e0fc8fe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:50.584396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039663/publication.txt
observed b8a7901289fb41824e9fec1771a0f877...
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.