OpenTechnical

OT-2026-000062329

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented after set-down

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-2026-000062329) never changes.

Identity and time

Publication numberOT-2026-000062329 · never reused
Internal UUID01a0ae8c-0abf-7bbd-b577-f16de0306004 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062329
StatusPUBLIC

Content hashes

Canonical text08c4b2cfce8db1be8071b77109a6932e5030ac10843a127c36658f400456d2a1
Markdownccf690f653951dbef8d54d544bf777b6b465a7b40a9d814e0ff7e816268490e0
PDF
Publication pagecc7b032e52b6e02fcaff787e2b0b1729af5d27712177848e7e3f7ff70258f6e5
Manifest82f551e6c23621cdadc46e9d3b399ab2e9cfae355837f4d1738cf5d6b5c57bd2

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
Signaturen08FffucYCJrzZUkY2F39XoSqICezMYFW7hLDlRJskmfCY/uAdZjqwvrxr2J76TBNGdv0TXeM+GAR9E9PFOaBg==
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

2026-09-17T10:39:38.236052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062329
observed cc7b032e52b6e02fcaff787e2b0b1729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:38.216704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062329/manifest.json
observed 82f551e6c23621cdadc46e9d3b399ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:38.173233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062329/publication.md
observed ccf690f653951dbef8d54d544bf777b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:38.130458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062329/publication.txt
observed 08c4b2cfce8db1be8071b77109a6932e...
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.