OpenTechnical

OT-2026-000062079

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000062079) never changes.

Identity and time

Publication numberOT-2026-000062079 · never reused
Internal UUID01a0ae8b-b8b0-75b0-936b-371c0400ea1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062079
StatusPUBLIC

Content hashes

Canonical text8d05b2c0948f0e389e26f2bd69ab4827d99cbfb4f6e0b824d0f92f2ac1fa962c
Markdownd5eebec3e2ef599445050b14d04c07c0bd5e59624bfcba94f8c5d7fce279498a
PDF
Publication pagee6d612d3e06e820b3f349869e91bb58f40593c1866055f3f0a2f898f2af0e901
Manifestbbb9ed4df5b77998e45b63aec97f001e9768c26eda1f3b168e3d4a15710952f6

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
SignatureYbSn8Oy+LpcszmNfRnPR8IQLkQSf0uyMEi9oC8q16BvAIIus9Z9Y2TZEUZI54x/qS7gVK9dKGF6VXbQa++RsBg==
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

2026-09-17T10:41:07.851605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062079
observed e6d612d3e06e820b3f349869e91bb58f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.833175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062079/manifest.json
observed bbb9ed4df5b77998e45b63aec97f001e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.814675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062079/publication.md
observed d5eebec3e2ef599445050b14d04c07c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.794985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062079/publication.txt
observed 8d05b2c0948f0e389e26f2bd69ab4827...
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.