OpenTechnical

OT-2026-000062399

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000062399) never changes.

Identity and time

Publication numberOT-2026-000062399 · never reused
Internal UUID01a0ae8c-0abf-79fb-a34e-b328dd377dbf · 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-2026-000062399
StatusPUBLIC

Content hashes

Canonical textbd6931b133d4532c6093e6b538b21cbead0ffc6c9d6c0f29de68f8d201532e5d
Markdownf88d8d837ea008347571b309c7686ad929a103eec94ba94cc23acea980ced209
PDF
Publication page64b9b1a923590f22e02318a63369fefccfdf184d5237e73bc129937932f15353
Manifest67c7a784dc5ac3384a05ac8a48119fd4bd534888890528f491b7a4ca1e9bbcb5

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
SignaturejS+hrdsPgkOX9mls1Rzkrup+UOr1KBnJ9hJ7hf8xiPMo/nZghR3lggQk/ftNfS8YY+DNZ35coLg1ZOEgjQdpBQ==
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

2026-09-17T10:39:43.523786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062399
observed 64b9b1a923590f22e02318a63369fefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.504833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062399/manifest.json
observed 67c7a784dc5ac3384a05ac8a48119fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.485627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062399/publication.md
observed f88d8d837ea008347571b309c7686ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.466608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062399/publication.txt
observed bd6931b133d4532c6093e6b538b21cbe...
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.