OpenTechnical

OT-2026-000094204

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000094204) never changes.

Identity and time

Publication numberOT-2026-000094204 · never reused
Internal UUID01a0ae9e-92cc-7481-9277-7e9b7761770e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094204
StatusPUBLIC

Content hashes

Canonical text9f2e23da246fe93909c2d046ac03343c7bfa1e081d08cbb0d89302639c95ff3d
Markdown8295d40b3608d5c4c4bc81a5b44106a95910b048eb1074b02ba0053c77946645
PDF
Publication page04310edf8fd4bdb069ded762d96c49247044d3d57eb090f7a1923f7fb14d1d5f
Manifest942e2cff6a67e69b6a0c959333075ad5b898db253ba4aa1b17e4518332ce619c

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
SignatureNPrMs7p87ccnReCgr+W07G1mOFTZaEy2jRZ1WjwAF4wIC7s290ZG3NF7aHnUKs9Qj5Yh4/SshF3ruuaSatqkAQ==
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

2026-09-17T09:38:40.526142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094204
observed 04310edf8fd4bdb069ded762d96c4924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.508083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094204/manifest.json
observed 942e2cff6a67e69b6a0c959333075ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.490625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094204/publication.md
observed 8295d40b3608d5c4c4bc81a5b44106a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.473244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094204/publication.txt
observed 9f2e23da246fe93909c2d046ac03343c...
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.