OpenTechnical

OT-2026-000063105

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000063105) never changes.

Identity and time

Publication numberOT-2026-000063105 · never reused
Internal UUID01a0ae8c-94aa-7243-82ee-379ec53d09fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063105
StatusPUBLIC

Content hashes

Canonical text23482be5b8d664921b976a01a348aef8bfa736af369d9482613f35dfb15e0a9d
Markdown842f1001124dc00e802a35d4cf0e4c747b973c02df072fe0ccb068904ae14ff7
PDF
Publication page8bbe9709c107e8cfb93f80b6ed81b1264e62d6ee0aa216472564790588de336d
Manifest22e4f02facd243c76e5c77e686e5bbbaebf256f7e65b43812d9298c8987c5c0a

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
SignatureErnRYeNlt4eEWhyw6HjFWTILmoacc8SeE17hoXa2F6Jw0kURlY012NSmXq79IHL37SJxcouzk3NSMG6/KxqwDg==
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

2026-09-17T10:38:52.839972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063105
observed 8bbe9709c107e8cfb93f80b6ed81b126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:52.822696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063105/manifest.json
observed 22e4f02facd243c76e5c77e686e5bbba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:52.806469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063105/publication.md
observed 842f1001124dc00e802a35d4cf0e4c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:52.788921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063105/publication.txt
observed 23482be5b8d664921b976a01a348aef8...
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.