OpenTechnical

OT-2026-000094479

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000094479) never changes.

Identity and time

Publication numberOT-2026-000094479 · never reused
Internal UUID01a0ae9e-f4e8-74f5-a62f-d0271ef883f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094479
StatusPUBLIC

Content hashes

Canonical text7e51bfa7b84c8350f06e613fbc7f08488715f4927bcc18c920fe6a0dead64331
Markdownb2c9db969235315bf077ddcfe711c60490e00cfcc36b9d706584bcabf3091740
PDF
Publication page98e6d7b93a34b9778ff6efc316ffdc5d34992e9a3e379d38f6222896c40da430
Manifest2f661d23cb64b1215503f08fa442e134eef7940e1d3a28b20d3933a10c4765e0

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
Signature9y9T+yCIeF4EOWxtOZHhDW8OzgEo/Jl4A5lVJyvTNJesY83n/sLs+D9CyKjVpHbgEMXoT9AzxZYoCxafFUJODg==
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

2026-09-17T09:37:54.237680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094479
observed 98e6d7b93a34b9778ff6efc316ffdc5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.220470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094479/manifest.json
observed 2f661d23cb64b1215503f08fa442e134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.203485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094479/publication.md
observed b2c9db969235315bf077ddcfe711c604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.186012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094479/publication.txt
observed 7e51bfa7b84c8350f06e613fbc7f0848...
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.