OpenTechnical

OT-2026-000059979

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000059979) never changes.

Identity and time

Publication numberOT-2026-000059979 · never reused
Internal UUID01a0ae89-ec26-73d0-992d-1ae46d77b475 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059979
StatusPUBLIC

Content hashes

Canonical text3b6a76a7e74b37912fe93e75fb7fa81415610dcc770f64c6275099cc439de51d
Markdown5a1d50b2460faf6d8af7f99fe5ec78503cf6480829b62e8d51c361ccdae37473
PDF
Publication pageb796bb961885e6c46b6ac34d938e7c5f75cd54b3a8b3667546ba8bd2afabc328
Manifest893dc2cc9deb0071f0c274810a6f22a6b32e0c5599aa224b4a739364c4cb5ff7

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
SignatureMCJYSJahtELqiMP67Ympbc0SeYlmnbfMmRTfIie2dbi5UD9dBF6bcn7S8g7g5yelxiQ2vww3DQGNKd+8hUGhAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:45.999488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059979
observed b796bb961885e6c46b6ac34d938e7c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.975753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059979/manifest.json
observed 893dc2cc9deb0071f0c274810a6f22a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.957487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059979/publication.md
observed 5a1d50b2460faf6d8af7f99fe5ec7850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.937778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059979/publication.txt
observed 3b6a76a7e74b37912fe93e75fb7fa814...
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.