OpenTechnical

OT-2026-000067062

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000067062) never changes.

Identity and time

Publication numberOT-2026-000067062 · never reused
Internal UUID01a0ae8f-14fe-77ad-9dc2-05f1f965a8a4 · 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-2026-000067062
StatusPUBLIC

Content hashes

Canonical textfa9c04c593f01af3c72e201c35944a7b958138d71949a03cc0e69c7ae855256c
Markdown1dfc1f37826059c54a9ef110ad59758d8a8d94b95144e2e971e54ca4f19e01df
PDF
Publication pagee40a8db2ec28c14392650fb62a62919716348639a1ca69e17178dd4d2febceaf
Manifest44fe26b0fac3b0c4a71d56dc5e6011c7ee8e4c7d34274e9ab4647bb16db7cfe5

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
Signature3Kg031FZ1pSaeDyy+UhTK0ooVGnyVXYiCKi29v3L1Gthtp8IXnywy9SL6902QfLDgmmBnZF2RxaHuzlrRihLBw==
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

2026-09-17T10:32:19.266480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067062
observed e40a8db2ec28c14392650fb62a629197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.249910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067062/manifest.json
observed 44fe26b0fac3b0c4a71d56dc5e6011c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.231590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067062/publication.md
observed 1dfc1f37826059c54a9ef110ad59758d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.212833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067062/publication.txt
observed fa9c04c593f01af3c72e201c35944a7b...
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.