OpenTechnical

OT-2026-000047556

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000047556) never changes.

Identity and time

Publication numberOT-2026-000047556 · never reused
Internal UUID01a0ae7f-3e59-7e04-aca3-69937ba83c3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047556
StatusPUBLIC

Content hashes

Canonical textda5851d0af3308c36ab37135e44767b96c5225998e6e2beb3451f5a035beaad4
Markdownefb3023979e327ce10859f35a087d388832a754bbd9acbc46376824ff7c41b8c
PDF
Publication pagef9fbc605e5da6062039dd02ef29b45b495884ba9319b7009ecaa1e64de6c139a
Manifestff270886001c5aafd040449d069b444a014d4de2ab25b9fa98c9e02ebdb814bc

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
Signature4MJ1NbK1NCmmDyE0KPDoRKUYQcK/uRTU28CpuZyZYYz8cXdS0c4Sdp7Cd47IsWSHzbr88zizQBydDYlijIeTDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:40.649836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047556
observed f9fbc605e5da6062039dd02ef29b45b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:40.631490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047556/manifest.json
observed ff270886001c5aafd040449d069b444a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:40.614913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047556/publication.md
observed efb3023979e327ce10859f35a087d388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:40.595853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047556/publication.txt
observed da5851d0af3308c36ab37135e44767b9...
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.