OpenTechnical

OT-2026-000064170

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000064170) never changes.

Identity and time

Publication numberOT-2026-000064170 · never reused
Internal UUID01a0ae8d-a45f-7f7a-89e1-ecb34bef2994 · 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-2026-000064170
StatusPUBLIC

Content hashes

Canonical textf64ff2c26d7c9a568d5b0d82dc2f2c42391e71a6a3886df8717b33be3cd7bfac
Markdown01e4823e5478f5f8a114fa50a8946e15f10af2222c001fe0c75da87c31fdaf9e
PDF
Publication pagecab159d3202372aeee7029db64a099c351fb5cca6c558defb2d22f3617c89017
Manifest73982669e6c6400b40199d7a3b04619f5405eae595bada3f410554bd31de0de4

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
SignatureWbInmd4Orb79sWCRiFUhEXzqmqycJuYXXlb2dypQI9nPN7bTuk7RfOnYqjxWjeshFnKbah7lm0O+5UhGh/XLAQ==
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

2026-09-17T10:36:11.024783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064170
observed cab159d3202372aeee7029db64a099c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.006423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064170/manifest.json
observed 73982669e6c6400b40199d7a3b04619f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.987519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064170/publication.md
observed 01e4823e5478f5f8a114fa50a8946e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.968485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064170/publication.txt
observed f64ff2c26d7c9a568d5b0d82dc2f2c42...
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.