OpenTechnical

OT-2026-000034116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000034116) never changes.

Identity and time

Publication numberOT-2026-000034116 · never reused
Internal UUID01a0ae75-df0c-77b9-a893-6d700a204d7e · 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-2026-000034116
StatusPUBLIC

Content hashes

Canonical texta3d95667763d064c56c582d36068e1f5ede740a37e39a69066e021e77ea2b946
Markdown0c547d1e7af25d9fdfbe702638b007b4e26bf82dd697eb16a93e2a323d856078
PDF
Publication pageaa9ff195a08af60ca035ed7947f7ce527b2ed26cf8f18a1abea667366e4d90ef
Manifesta1607ae7161671657441f788955c762891eb5135b600c41b3b21d7e223366e4c

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
Signature5RjxdTmm1RajyVo/irTTiAbMCrGz0F9p8+ph1v2uTN1zMgU0konRnHBN+OPEFXo6VhEGT8gIGH0i/BMZv8GqCQ==
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

2026-09-17T11:30:30.229232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034116
observed aa9ff195a08af60ca035ed7947f7ce52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.209786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034116/manifest.json
observed a1607ae7161671657441f788955c7628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.190313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034116/publication.md
observed 0c547d1e7af25d9fdfbe702638b007b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.171113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034116/publication.txt
observed a3d95667763d064c56c582d36068e1f5...
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.