OpenTechnical

OT-2026-000029093

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000029093) never changes.

Identity and time

Publication numberOT-2026-000029093 · never reused
Internal UUID01a0ae73-2a9f-76d4-9979-cb6494204e1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029093
StatusPUBLIC

Content hashes

Canonical text6c05a49a4cdc5676cfd7124ed4dfbf7011c9271a57a547f4613f103e5dd9f1ef
Markdownceab96a9e549ef689a5dd7de96c121e57393d11ff420c917214ac3e62b99aa60
PDF
Publication page365c936382250b94004b8b79143c2ffc4d9cab92c98b0b5db46791769a3f8f51
Manifestee67b541ca0a34f266f50aefc397ede4f593db4d6d607ec38ba1303eded85417

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
Signature4lMvTUj8C5ebrmIVdKULfGOgJ9QAJP09VEkTCF6xQvh7uPkSa3b4LP9z5sKhG7/LtARpaDjuGfZ46OF/WrZeBg==
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

2026-09-17T08:20:49.731813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029093
observed 365c936382250b94004b8b79143c2ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:49.715613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029093/manifest.json
observed ee67b541ca0a34f266f50aefc397ede4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:49.698336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029093/publication.md
observed ceab96a9e549ef689a5dd7de96c121e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:49.680246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029093/publication.txt
observed 6c05a49a4cdc5676cfd7124ed4dfbf70...
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.