OpenTechnical

OT-2026-000065525

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000065525) never changes.

Identity and time

Publication numberOT-2026-000065525 · never reused
Internal UUID01a0ae8e-46f9-7aa7-b0d2-b82971bb1315 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065525
StatusPUBLIC

Content hashes

Canonical textbcfab438898fde9c58b39bebdd5ba64258b169ef781b11b5551be5843d5d86d2
Markdown6d3e0bc63590e4a0733fe242c341df10df8441b2e876312103ea7215e0875a8e
PDF
Publication page3e0a12b02d703e98c716e79e5d2d65fc54649a84725b40037279fc7fcd1f0338
Manifest4d53619d6b35ba69e6be6fde60d165de68d12903ede1789920c0b6571ab8c3a8

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
SignatureuTTcCNgQ9PfHMbCHshI4mOIBbpjQLoXMqRaITz7+lb6CUdxsXRRUXz7v06e/BAUKNzuoNbyANYpZwAJZG6qPCg==
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

2026-09-17T10:33:49.393447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065525
observed 3e0a12b02d703e98c716e79e5d2d65fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.375470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065525/manifest.json
observed 4d53619d6b35ba69e6be6fde60d165de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.357454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065525/publication.md
observed 6d3e0bc63590e4a0733fe242c341df10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.316438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065525/publication.txt
observed bcfab438898fde9c58b39bebdd5ba642...
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.