OpenTechnical

OT-2026-000066317

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000066317) never changes.

Identity and time

Publication numberOT-2026-000066317 · never reused
Internal UUID01a0ae8e-8dc4-77b4-b9ca-f083badc7458 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066317
StatusPUBLIC

Content hashes

Canonical text4e10470a97e2fd77c33f67940e625a2652acf830e18c73667fbe18b7f0c3b59b
Markdownd4de47747ec35157cd82616d9cf9b7576f87ee31e02d19fcbeffb06b43955136
PDF
Publication pagec5d21c533eebe89a7043ec329c16e8be7dc15b9039b9ade08e4232a03c1ff258
Manifest0c9975ac7e54064201cad8828c27829c552c76b563c0753d21f636c6ca67a8e8

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
SignatureecC8hPeLkjY5hsCypkKqH/bxiZm772/cCg7hMiiG1TzOKL3Vt/Z2Ibuql2wZLVN9Woibo6BuVpS/f9z/M3DHAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:30.351835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066317
observed c5d21c533eebe89a7043ec329c16e8be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.335390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066317/manifest.json
observed 0c9975ac7e54064201cad8828c27829c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.317712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066317/publication.md
observed d4de47747ec35157cd82616d9cf9b757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.301716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066317/publication.txt
observed 4e10470a97e2fd77c33f67940e625a26...
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.