OpenTechnical

OT-2026-000062276

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000062276) never changes.

Identity and time

Publication numberOT-2026-000062276 · never reused
Internal UUID01a0ae8c-0abe-7450-8a3e-6d43c39b7c18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062276
StatusPUBLIC

Content hashes

Canonical text9c753efaf3d649578d25e8d566c67a82b715f5cd4172d1facbba6986ae5d53dc
Markdown0137556504f495c29891a3fd94db55c7cbf9c9650d0fa6994447c84ec06d5c8c
PDF
Publication pagee57119da8c808fc961857d5643e7235701d71c5f53c8b0e1a973fc163574c41e
Manifest56f52c36fff6330d2764680e51f5e47d2f38ecf2b1bb488a423ea59be174c82f

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
Signature/QAkkGBWQsgTl440Nd0KAS7icaoFI78c7EBoUE0GbMvQYDxKl+9UKGmiFZNqlYIVYYkRuT1k9xFbgQwPUe/VBQ==
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

2026-09-17T10:39:33.560840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062276
observed e57119da8c808fc961857d5643e72357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:33.544393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062276/manifest.json
observed 56f52c36fff6330d2764680e51f5e47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:33.527584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062276/publication.md
observed 0137556504f495c29891a3fd94db55c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:33.510970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062276/publication.txt
observed 9c753efaf3d649578d25e8d566c67a82...
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.