OpenTechnical

OT-2026-000064020

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000064020) never changes.

Identity and time

Publication numberOT-2026-000064020 · never reused
Internal UUID01a0ae8d-53bc-7c4e-8f7b-02ab415a2efc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064020
StatusPUBLIC

Content hashes

Canonical text6bc0cfa02111b341378c257c4fb881cdca0354d983dd0196b30f72f775d3cea3
Markdowne7eb0f9de1d43eced74d67c447760ce350447c1dfb52a4ecd8d19c557c5b81b8
PDF
Publication page11e06cb5f083d24c96973faa929b5f0af76e35ff3116940e262a733b015bcbdc
Manifest25e27ff47acb28dceab68944bb6995e77413c089f0ba5fe38d0137ae358610c6

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
SignatureA7OsLxDGZueZ+aDkXsIwMI9Bw0EQHYeoRF7Yq3cCJdDmQhP1L5Xyf5Fkjv47KdWfJbrftVzjR0ybOk17/3HoAQ==
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

2026-09-17T10:37:06.192121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064020
observed 11e06cb5f083d24c96973faa929b5f0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:06.173326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064020/manifest.json
observed 25e27ff47acb28dceab68944bb6995e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:06.155432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064020/publication.md
observed e7eb0f9de1d43eced74d67c447760ce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:06.136647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064020/publication.txt
observed 6bc0cfa02111b341378c257c4fb881cd...
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.