OpenTechnical

OT-2026-000046478

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000046478) never changes.

Identity and time

Publication numberOT-2026-000046478 · never reused
Internal UUID01a0ae7e-57dc-75a2-902d-a9bc23043c55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046478
StatusPUBLIC

Content hashes

Canonical textd982b43db77a86f4cf082c9c9c285e8b130a8e67a989f3873c7260bb6888227c
Markdown26eee8b0e57b230457ebfb1673b65ae281bc8e8fa2d5a553a6691a7f870f7db6
PDF
Publication page3985417de9a8a59ef179865b2b32b7d0ed8a23aa9a4667608c2af63958c0b428
Manifestaa59e305ab06d66d7af9c730c8f3e43cd16e6d2ad0e42394a7bfb1912ab5a3cc

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
SignaturePTDWVzBBg1Ncf2Eb5cLiJYdF4F5is/03K80a2GFB1m63gVucz7jPZ0iZwUVH2bnaLMRLdEaz0c2U2JD87yw2CA==
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

2026-09-17T11:08:30.645429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046478
observed 3985417de9a8a59ef179865b2b32b7d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.626062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046478/manifest.json
observed aa59e305ab06d66d7af9c730c8f3e43c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.607223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046478/publication.md
observed 26eee8b0e57b230457ebfb1673b65ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.589334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046478/publication.txt
observed d982b43db77a86f4cf082c9c9c285e8b...
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.