OpenTechnical

OT-2026-000010385

Publication integrity record

Single cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000010385) never changes.

Identity and time

Publication numberOT-2026-000010385 · never reused
Internal UUID01a0ae6c-0ee6-7ae2-9b28-b7400d19d2e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010385
StatusPUBLIC

Content hashes

Canonical textb2de3eea0a66f3892b5ca857bb8388d9e2fa714c9487fdd2a5c9c936299fc5ca
Markdownd7aed582c46ebfd4548dc1e9dc0616f1a89d0871156a75e0dfa67e2a9d45ff50
PDF
Publication pagee86826cedd26cbc82bc52fa2f6f46930119c28993ed360e07c658f4c27c45b9c
Manifest4bd16ca52e48eb7bee0f1d77cb41f1d800fef26eaa23f0baa30ac65dc4f34c68

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
SignatureWlkegkHAWGsp3IZ8N7fGx/W/xUbey/JmLEVHFa4MzG+d5ddGEwqZOlzRN9Ik86tKfLmjL4jucasqEVHE5LQgCA==
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

2026-09-17T12:14:30.231284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010385
observed e86826cedd26cbc82bc52fa2f6f46930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:30.212250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010385/manifest.json
observed 4bd16ca52e48eb7bee0f1d77cb41f1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:30.192918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010385/publication.md
observed d7aed582c46ebfd4548dc1e9dc0616f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:30.171960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010385/publication.txt
observed b2de3eea0a66f3892b5ca857bb8388d9...
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.