OpenTechnical

OT-2026-000095958

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000095958) never changes.

Identity and time

Publication numberOT-2026-000095958 · never reused
Internal UUID01a0ae9f-fac8-7b42-931a-0dd057ecda70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095958
StatusPUBLIC

Content hashes

Canonical text9f8591b3844b92d0d45ebae86000dce7b1513dffb17d6c07b1368cee85fa3143
Markdown8ccfa883fd120026e8b70c109b2822472e975ec343ad1e3ae33377ca8deb2112
PDF
Publication page667440701f7fa7eaeff45b52b8118d3e6126b0b5cd0e27dbbfe4d0903ab1cdd6
Manifest17c62dc3ad9cdab1c7f61fb02fab5002f61e414c35529b38355c5451ce557185

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
SignaturejZRd0dKiPZ0GzubVt+iCnhxfTHyKfUnrNqJFmnN2czE9u3jigPu6AA/zjtCoOeIZrSk5qeT659BubxmqH/eOCw==
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

2026-09-17T09:36:04.379425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095958
observed 667440701f7fa7eaeff45b52b8118d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:04.360863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095958/manifest.json
observed 17c62dc3ad9cdab1c7f61fb02fab5002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:04.344635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095958/publication.md
observed 8ccfa883fd120026e8b70c109b282247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:04.325205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095958/publication.txt
observed 9f8591b3844b92d0d45ebae86000dce7...
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.