OpenTechnical

OT-2026-000067166

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000067166) never changes.

Identity and time

Publication numberOT-2026-000067166 · never reused
Internal UUID01a0ae8f-14ff-700e-87c8-797e829ce525 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067166
StatusPUBLIC

Content hashes

Canonical text644ed0d3b78044df821c088df24a76decc8a3540448d677c9c5f9d90f9f8a266
Markdown7811fdfab9a6435c88356487445031c1b198fc687953e1501d2ce9e5ebd250da
PDF
Publication pageb3c1c7cd618dd6bf76c0bbdfa7c3fa66dd70d84f8506b6d77a5154996842ca2d
Manifestf3ca842067dad41b42daace7300b5267ead3df1cd7c1d9717a2b6563ee74753e

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
Signature6djYr6vs4MlS/FsWAWILVVp7TWMyxROXfsxAfkLltiIEFz3euydnllU0WaVDKBElT1dOao5dxpugWan5uISdBQ==
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

2026-09-17T10:32:26.967167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067166
observed b3c1c7cd618dd6bf76c0bbdfa7c3fa66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:26.949815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067166/manifest.json
observed f3ca842067dad41b42daace7300b5267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:26.932704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067166/publication.md
observed 7811fdfab9a6435c88356487445031c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:26.916833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067166/publication.txt
observed 644ed0d3b78044df821c088df24a76de...
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.