OpenTechnical

OT-2026-000012740

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000012740) never changes.

Identity and time

Publication numberOT-2026-000012740 · never reused
Internal UUID01a0ae6d-5562-745e-9667-5aa4c49c09b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012740
StatusPUBLIC

Content hashes

Canonical text26e032f80a567a24dba6399a69f8f3faf0e832ded622f1e14f7d32fe5a4eaf29
Markdownebd4d6c767ccf8bc7231e887dd4a8be0a571244509d5237f17b18d619d449b65
PDF
Publication pagedf36e3c0ac33dbb155bd629cc3396c4ba0694cfc856b2d5d3fc94e6f7df2810f
Manifestfd3de0f502253cc2fa5e8cc9549ab6832ceff12a34e5f7186ad8885e4f1d8a78

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
SignatureZ/RApFMuldmJX8T7sbtCuBsBfzv1JJg+sHnkClXSAGa1RNjgezGjdH/6ysBjKXD5716/hS603HBUqTE4nJvEDg==
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

2026-09-17T12:10:26.188910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012740
observed df36e3c0ac33dbb155bd629cc3396c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.171316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012740/manifest.json
observed fd3de0f502253cc2fa5e8cc9549ab683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.153776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012740/publication.md
observed ebd4d6c767ccf8bc7231e887dd4a8be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.134797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012740/publication.txt
observed 26e032f80a567a24dba6399a69f8f3fa...
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.