OpenTechnical

OT-2026-000072826

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000072826) never changes.

Identity and time

Publication numberOT-2026-000072826 · never reused
Internal UUID01a0ae92-89da-71ff-ae37-d89e02446d9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072826
StatusPUBLIC

Content hashes

Canonical texte703e430509d062ceaabe9670f2d503f0ded99a29977f5def3960166f3d76e0a
Markdownd08f5a0a2076bb2e7454bc49f5667f8f4343d38ced5f088ca1dfd479cc21f8cf
PDF
Publication pageaafef47336feef9c3b1358b76feeb7d34a3e8173a3d642a614e554960be6b3a2
Manifest688e2694035a55ae21ca46c486ad7b65c930cb62750c8d6733f9bb0aba6d381c

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
Signature5eFcZ/8XuliUWySFgFvXJFmQtP+Q8ej12i6dZ31Pg9xWA4mz59NsF9SASg1TqDJaE9X0CoXRVHFFD6d0KTtkBA==
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

2026-09-17T10:22:44.769413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072826
observed aafef47336feef9c3b1358b76feeb7d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:44.751903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072826/manifest.json
observed 688e2694035a55ae21ca46c486ad7b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:44.735503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072826/publication.md
observed d08f5a0a2076bb2e7454bc49f5667f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:44.717455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072826/publication.txt
observed e703e430509d062ceaabe9670f2d503f...
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.