OpenTechnical

OT-2026-000034264

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000034264) never changes.

Identity and time

Publication numberOT-2026-000034264 · never reused
Internal UUID01a0ae75-df0d-7e93-928e-23592fa3a09d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034264
StatusPUBLIC

Content hashes

Canonical text47db40351be7044d74fec0f2a2a1cf2f144d0e399c862de24335483a40c54b7c
Markdownad08abe1507633df60dcaf00051c873731aab971353a2b8eb33da740635850a1
PDF
Publication pagec54c8c815e84f1618ead2c6aeb4e27b4d4d370e2bc2fd0296e60ff0a9d0cba23
Manifestb83774a738bbdd3dbc7f5e4b5edffb010074a4c7dcf3b987fbf8095f1d39be62

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
SignatureVD8hgNhTvhkwHMtXidHhOQa4vUXKPSng5kjHfE0GKtFL1SWzwCA5jNYzWVZLOV7BqK2F5SOq7Ze20vJZDPXuBQ==
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

2026-09-17T11:30:49.451996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034264
observed c54c8c815e84f1618ead2c6aeb4e27b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.432136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034264/manifest.json
observed b83774a738bbdd3dbc7f5e4b5edffb01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.412702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034264/publication.md
observed ad08abe1507633df60dcaf00051c8737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.390808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034264/publication.txt
observed 47db40351be7044d74fec0f2a2a1cf2f...
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.