OpenTechnical

OT-2026-000064262

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000064262) never changes.

Identity and time

Publication numberOT-2026-000064262 · never reused
Internal UUID01a0ae8d-a460-72a0-85ae-8b9309393c24 · 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-2026-000064262
StatusPUBLIC

Content hashes

Canonical textbbdad6e95f300229ec352c12b6d4c5358886bbb340453ecb4e68f40537fa96b2
Markdown60cec18101bb070f5d9720eec6a07b0db9c7f8cd3687b4f46ff4b194a9f6cd6d
PDF
Publication page63dc5148cda6e70811c5c0f9236b8bcd0d1e66b18ce5af093bef797b0912d927
Manifeste55a97a35ede64897f38b4ae4f41c28f28c5d75a100dd546958ef6e875d67a5d

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
SignatureVUvb1C912V00chiXh3O+/NAehtSUrlo/EJDaOeyM5ncYoxLCGJ5Ka/+/PoA1geNFyGjBut7fOBZxrDuZi/UYBA==
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

2026-09-17T10:36:23.831304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064262
observed 63dc5148cda6e70811c5c0f9236b8bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.813769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064262/manifest.json
observed e55a97a35ede64897f38b4ae4f41c28f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.795999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064262/publication.md
observed 60cec18101bb070f5d9720eec6a07b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.775835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064262/publication.txt
observed bbdad6e95f300229ec352c12b6d4c535...
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.