OpenTechnical

OT-2026-000094722

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000094722) never changes.

Identity and time

Publication numberOT-2026-000094722 · never reused
Internal UUID01a0ae9f-2dec-7e2d-95db-e8aae5d66841 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094722
StatusPUBLIC

Content hashes

Canonical textfb92680431dfcc6d3b151b6826a9904c4cf4bfbfbff0bcb503bbbc44d681e12f
Markdown3eeb1ca955f592accc1e8f6fb31a7dbd23b95d71b097422db0a9dcf37786dec8
PDF
Publication pagecff37b99ca8b5d3f3e41d611c7181fcf735636cc8cadd78775e883bc390f9e60
Manifest195f868fe118101376106bc918975f40349b89fd608acdf61219a8b88ade2954

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
SignatureNTPkxZVGwUVpa8nqZ7C9dDz3Lv/8IwoUbnlXrcFC3bf3NFyGuVyQAqn2A9TZgasASgxMvHkoSXXIxN8QWkd7CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:11.124231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094722
observed cff37b99ca8b5d3f3e41d611c7181fcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:11.107208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094722/manifest.json
observed 195f868fe118101376106bc918975f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:11.090785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094722/publication.md
observed 3eeb1ca955f592accc1e8f6fb31a7dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:11.072179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094722/publication.txt
observed fb92680431dfcc6d3b151b6826a9904c...
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.