OpenTechnical

OT-2026-000065705

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000065705) never changes.

Identity and time

Publication numberOT-2026-000065705 · never reused
Internal UUID01a0ae8e-46fb-7b86-925e-93ed3c18a7ea · 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-2026-000065705
StatusPUBLIC

Content hashes

Canonical text4131c0f5e1595eb92d81fd0100c4fce9324e5f9e4207b4ca8b0d391631adbd68
Markdownd7f9c111bc2a321f322fd344cc26131a65c24ed25a7ca1b7c7ef4e03e709a672
PDF
Publication pageda3ff94be3fd91bbdb4a926625d808aba13630ac1623ea14b76eb210b883ad72
Manifest1acf48995568a356e49f81878c86b0535ff5140e53da4001442d77db31f0c20f

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
SignatureVAi11hKvhyI73hW4VyGchsdhoZo9kc9OmOT3pLeITd0goU+xBBsVbeZLOGF/n+mtS6xdiBJHGE0wxFYgy47NDg==
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

2026-09-17T10:34:07.318519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065705
observed da3ff94be3fd91bbdb4a926625d808ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:07.301280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065705/manifest.json
observed 1acf48995568a356e49f81878c86b053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:07.284351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065705/publication.md
observed d7f9c111bc2a321f322fd344cc26131a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:07.264954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065705/publication.txt
observed 4131c0f5e1595eb92d81fd0100c4fce9...
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.