OpenTechnical

OT-2026-000059975

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, 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-2026-000059975) never changes.

Identity and time

Publication numberOT-2026-000059975 · never reused
Internal UUID01a0ae89-ec26-7a9a-9200-420df3e3cd5c · 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-2026-000059975
StatusPUBLIC

Content hashes

Canonical text535d46954377212e35a44514f9dfdf9ff89bcfe6b5635e8c8a08552a506406f3
Markdown1a3960ae95cb684e8dd6e12914f2f12603435d73a1635c7da5b608a08c85e61a
PDF
Publication page3622940e75bdc3e5da8b9ed874a55f28065b867f438b26be6d239c69c997c32f
Manifest7c75725f3be2eb86d519aafa1a01874f520faa48a1f4d8dc123a695b1dc0625f

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
Signature2XPerr6xOx3COHbTl0flYM0jABT9TlQeJjfGlxCS1Bq44lJ/Ue/sX2FutZYDzY+Nzkw/Xz4JyD9UNpFyJdBqCA==
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

2026-09-17T10:44:45.695957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059975
observed 3622940e75bdc3e5da8b9ed874a55f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.677610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059975/manifest.json
observed 7c75725f3be2eb86d519aafa1a01874f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.660677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059975/publication.md
observed 1a3960ae95cb684e8dd6e12914f2f126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.641100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059975/publication.txt
observed 535d46954377212e35a44514f9dfdf9f...
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.