OpenTechnical

OT-2026-000010254

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000010254) never changes.

Identity and time

Publication numberOT-2026-000010254 · never reused
Internal UUID01a0ae6b-cb7b-7387-b622-345c9e066588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010254
StatusPUBLIC

Content hashes

Canonical text5eed5d7a9dbf5fa592cf81286a858c13851ea39dedd743c2510b991471dc00a8
Markdown6100cf83295ec2948b26d972dae6255ffb1c3565a8b0a44dcbf0241748c241c1
PDF
Publication pagee2e6fdff9e211728aca1f3aaf183de42d8572989e70cca04e639801f07cd0a25
Manifeste99a3806618a18d8f5a1a3bdee598633bf2af0a6504f14b8cecb25f61d7c8a06

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
SignatureUCNSoRiRK9/YNt2cWkK0eeQHclhE8UdUCdGAR24HmuO4KOKC6lqCeve6sA2z5jm29vKnUt4sBrYYm8H2mU/dAA==
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

2026-09-17T12:16:28.386250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010254
observed e2e6fdff9e211728aca1f3aaf183de42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.367731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010254/manifest.json
observed e99a3806618a18d8f5a1a3bdee598633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.348449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010254/publication.md
observed 6100cf83295ec2948b26d972dae6255f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.327646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010254/publication.txt
observed 5eed5d7a9dbf5fa592cf81286a858c13...
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.