OpenTechnical

OT-2026-000029630

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000029630) never changes.

Identity and time

Publication numberOT-2026-000029630 · never reused
Internal UUID01a0ae73-5e22-7254-b30d-a7c720fad954 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029630
StatusPUBLIC

Content hashes

Canonical text019403e53b1026e08ff0b5a5b4d18ab5a89f151de73b0f914cd704188e0889f4
Markdown0be7214254fb00e1cb349470a1dc1abf3ca977e3641cb97583bea9db4543aa78
PDF
Publication page5da740fe7787167ed58aba6dcd7ed8ad09d4fb26c707b06a7f9efbc527c09838
Manifest804607f0f33d1f5345af1721fe85300f5b881828a8288017323b1012c215b2b8

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
SignatureFAK/V1lqsoh11ic7oMp9QhxoNRhcL5gh6Prec0qsiSE5n5wyvSOT3t8UF6Zxorbe05EW3oxvWAWyPnwG3bfzBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:39:20.359845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029630
observed 5da740fe7787167ed58aba6dcd7ed8ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:20.341033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029630/manifest.json
observed 804607f0f33d1f5345af1721fe85300f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:20.324930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029630/publication.md
observed 0be7214254fb00e1cb349470a1dc1abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:20.308553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029630/publication.txt
observed 019403e53b1026e08ff0b5a5b4d18ab5...
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.