OpenTechnical

OT-2026-000099462

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000099462) never changes.

Identity and time

Publication numberOT-2026-000099462 · never reused
Internal UUID01a0aea2-c974-7185-adde-fe71b85a62db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099462
StatusPUBLIC

Content hashes

Canonical text5e83f46bd03f41436436bed7e1ff497c39752101fc0d124ec164f0925e7d2f92
Markdown5a48543147f8a4b379d41ea2eae57e8cbb1402d07980598f5efcbb92e957c85a
PDF
Publication page5419250801600a5642d96fbb1c3eb04b88bdd1b545fb347ba265e99ff241935e
Manifest493876a7522d8d83efb7c74a913d9cf142fc30537dfe92ceb55e4a649fead813

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
SignatureFSEz3LFJa2Jd9Aux/ILnH3VIyssBgh3283xxcHcqUi4a4AJPdJ6g6jF997fdkOqSLfhH98+Kf+qcoFwuuzJ2Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:14.667588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099462
observed 5419250801600a5642d96fbb1c3eb04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.650429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099462/manifest.json
observed 493876a7522d8d83efb7c74a913d9cf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.630357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099462/publication.md
observed 5a48543147f8a4b379d41ea2eae57e8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.612479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099462/publication.txt
observed 5e83f46bd03f41436436bed7e1ff497c...
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.