OpenTechnical

OT-2026-000051343

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051343) never changes.

Identity and time

Publication numberOT-2026-000051343 · never reused
Internal UUID01a0ae83-2741-7f27-8ae9-f44e3feed530 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051343
StatusPUBLIC

Content hashes

Canonical text6cd743120c93c35154b4b474b2f7f6c3a530a14615c5caeff499309fed3caf83
Markdowne10e2dba699d95b2c4bd5a3bf00985937e7e52a5172f7f9df09560c8c61f68b7
PDF
Publication pagee193a7ffc8c477191bf35f452d9c5c4aa8a1090f3d21699bf17c76e23b33816e
Manifest4d547de85f8ebcb89fdd6f425a786b77d227064bbaabf26634055528d292b8d2

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
SignatureKRxugsLJLRUrYB4JfIQ3DDkADExHzNoIwSMqXCjmI6dPHEWxxaN72ir0QvrRVT8/AZR6I4jUnVI15Mj8jKP2AQ==
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

2026-09-17T10:59:13.697393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051343
observed e193a7ffc8c477191bf35f452d9c5c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.678620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051343/manifest.json
observed 4d547de85f8ebcb89fdd6f425a786b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.657781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051343/publication.md
observed e10e2dba699d95b2c4bd5a3bf0098593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.638710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051343/publication.txt
observed 6cd743120c93c35154b4b474b2f7f6c3...
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.