OpenTechnical

OT-2026-000039547

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000039547) never changes.

Identity and time

Publication numberOT-2026-000039547 · never reused
Internal UUID01a0ae78-d8d3-79d8-bfd8-7797d7eb5bf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039547
StatusPUBLIC

Content hashes

Canonical text4be1ba77628e070e6c69552cbba7a4511d84eedd4d3e948358b94bf3ae3d5e8b
Markdownf02b22bc9137f7b6bbdc93e5313e5dd9a3a5f6ec1806345d372f2fdfe928358a
PDF
Publication page8cf4fd532f767fb9ac257eea0c51c42cb78bde93eecbb43059d8c111256313a0
Manifestf7d8cc71dae7a00269a49a3414611566bd73e0d035d2105621506172c5bf0f54

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
SignaturebgyWb+LEh5CT3Z7qf/Sa0+O4ZIKqy7CT3j3XDEBLVXxKFxEHyrrS/oSBS4WVM2zrzO3vRmVcBJtIe/jT/UVUBg==
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

2026-09-17T11:19:41.925759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039547
observed 8cf4fd532f767fb9ac257eea0c51c42c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:41.908376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039547/manifest.json
observed f7d8cc71dae7a00269a49a3414611566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:41.889992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039547/publication.md
observed f02b22bc9137f7b6bbdc93e5313e5dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:41.871492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039547/publication.txt
observed 4be1ba77628e070e6c69552cbba7a451...
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.