OpenTechnical

OT-2026-000037758

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037758) never changes.

Identity and time

Publication numberOT-2026-000037758 · never reused
Internal UUID01a0ae77-f889-760b-8126-63c919e075ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037758
StatusPUBLIC

Content hashes

Canonical textf8984e56a27a6d672cec9e6615ef8e087f05416fb006c16710c7ec19cff0afa2
Markdownf87ea0c1c2bc5848f7167b9d421d660b17b3d301d01ce9b98921e781d48f9a60
PDF
Publication page009f74915cb517b6e9542f12a7e98c4588f9346589ca5aac23e400a57596b54a
Manifest61eaa9ac53a7e073917a727feb068db4a0888705f522c68b33196daf13aca020

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
SignatureCJUu6GX0C5dnyTd4y6myQyP0gHvpRQJsFfUx08NbHrg7EYJe/YPTp/NLh+1Rc0DZz7s3bxxDAOj7utnbJjVKDA==
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

2026-09-17T11:22:59.103819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037758
observed 009f74915cb517b6e9542f12a7e98c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.086789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037758/manifest.json
observed 61eaa9ac53a7e073917a727feb068db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.067735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037758/publication.md
observed f87ea0c1c2bc5848f7167b9d421d660b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.049264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037758/publication.txt
observed f8984e56a27a6d672cec9e6615ef8e08...
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.