OpenTechnical

OT-2026-000024808

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000024808) never changes.

Identity and time

Publication numberOT-2026-000024808 · never reused
Internal UUID01a0ae71-2727-7b2d-abae-b277a8ee67ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024808
StatusPUBLIC

Content hashes

Canonical text37c7e907379e0a2b5c891f2fa3d3951c0d54e21ed439fb9acc3c24d13ccdbe40
Markdown275d6e9c9a8d73b42a308e2462cd02384b10a89b9b5bd4848e1014a2b3113dad
PDF
Publication page4f9965d6705ef62da643cf6504e01281980ed13f31b6afb33866f977b968158d
Manifest9e8895cd8982e74321181e0a747485b427639b208f6fbf82a631df0a661d5039

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
SignatureAeNNZWBD88nzgTYEjW3H4l8gG+zbGOI+G2/TzhcGwOOZTvIvOzxkqbb7SqJ5fYioLClwJvel8miE3ixvp4W3BQ==
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

2026-09-17T11:48:05.360826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024808
observed 4f9965d6705ef62da643cf6504e01281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.344814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024808/manifest.json
observed 9e8895cd8982e74321181e0a747485b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.327827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024808/publication.md
observed 275d6e9c9a8d73b42a308e2462cd0238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.309663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024808/publication.txt
observed 37c7e907379e0a2b5c891f2fa3d3951c...
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.