OpenTechnical

OT-2026-000046722

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line 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-2026-000046722) never changes.

Identity and time

Publication numberOT-2026-000046722 · never reused
Internal UUID01a0ae7e-57df-78a6-9483-922e709520b1 · 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-2026-000046722
StatusPUBLIC

Content hashes

Canonical text578a52e39b348f4ccc5b6ef836af5dcb732c915c21ec1b6f8cb1d763e7a1facd
Markdowneaab539eb82ecef41b0c841aa054ec9f23f3ad53c38895582d91071165256cf0
PDF
Publication page43fd4b89903353885d7c5b3929a15d223d18d8dc7811ce6151c1c2cdb0fc859f
Manifest9cf767fb486cb3631a90fa2cce9a6c1b1293a39cb7743267ce0ece6e7c99cbed

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
SignatureQhIjqH3zm37Xp/Jngd9NxBwfPq6SqZX7lpo+2/BudhDOBBLNlvnkkEgokkfbBGneCmnToFxsSTpul4978l3VCw==
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

2026-09-17T11:08:56.797187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046722
observed 43fd4b89903353885d7c5b3929a15d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.778267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046722/manifest.json
observed 9cf767fb486cb3631a90fa2cce9a6c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.760221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046722/publication.md
observed eaab539eb82ecef41b0c841aa054ec9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.741540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046722/publication.txt
observed 578a52e39b348f4ccc5b6ef836af5dcb...
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.