OpenTechnical

OT-2026-000064158

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000064158) never changes.

Identity and time

Publication numberOT-2026-000064158 · never reused
Internal UUID01a0ae8d-a45f-731e-939b-e5f5344cef9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064158
StatusPUBLIC

Content hashes

Canonical text88d1dcf0105542be30adbbb255f954504685a2c0c248f816b2aea59c16b59209
Markdowndfeb44c8715ce19864a5f7bfe1184ca7db1c2b9adfc737c4267b053a8f92e835
PDF
Publication page3d254f6cb97f844b496175ba4ae90b4b046f89339acd5d644dcd789c82df1cef
Manifestb9d134d2fa22754700e2f9e87903ad0940a0d612c344812d9245431eb2b79c49

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
Signature3hVxWekTj6buRY7V1kz/7Zry9qz7WPDGBgCZtWDSvWx33PaaTWh/rZ2SD+Y7SVQy1VvHjyPaKrkjehFhZirRDQ==
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

2026-09-17T10:36:10.037913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064158
observed 3d254f6cb97f844b496175ba4ae90b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.019732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064158/manifest.json
observed b9d134d2fa22754700e2f9e87903ad09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.001127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064158/publication.md
observed dfeb44c8715ce19864a5f7bfe1184ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.979594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064158/publication.txt
observed 88d1dcf0105542be30adbbb255f95450...
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.