OpenTechnical

OT-2026-000060404

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000060404) never changes.

Identity and time

Publication numberOT-2026-000060404 · never reused
Internal UUID01a0ae8a-b7cb-7878-b20a-7b37f13a01e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060404
StatusPUBLIC

Content hashes

Canonical text6ac4eca10417955f7e48df945cda065629af552bf54f536a221bee9ea35f1ff2
Markdownb3ef6e2cc7ad48d3c8ccb954093352cb34c0f5b85099a5e892fc68541d4672be
PDF
Publication page7d0d38632625ae0aec5156245b0bb2a03e1c4f680f5ddee01c5408d5bee8a7c1
Manifest4be8329c486db8e4d95871841ef699db19c1efa961f067700bc66c94e6dddc7f

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
Signature6TvRkP4xCNTGlI0V3CcoAsofdyWF0oKoZSuHK4s8nOzj5x0leWWTITmmcU/W3jHNnuoemL5r6nlNW35Ac4arAA==
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

2026-09-17T10:42:52.469548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060404
observed 7d0d38632625ae0aec5156245b0bb2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.450695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060404/manifest.json
observed 4be8329c486db8e4d95871841ef699db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.431733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060404/publication.md
observed b3ef6e2cc7ad48d3c8ccb954093352cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.413188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060404/publication.txt
observed 6ac4eca10417955f7e48df945cda0656...
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.