OpenTechnical

OT-2026-000044759

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000044759) never changes.

Identity and time

Publication numberOT-2026-000044759 · never reused
Internal UUID01a0ae7c-911a-7f3f-b826-72e95f07018c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044759
StatusPUBLIC

Content hashes

Canonical text020a59f8bc6912f3b85fda744f38766a85a61d0166c0767f53bfb2c0ce90c840
Markdownc92c7f4f15fc9bfca2ea230bfed072791e19662ed8efad72e94b82118cd154bf
PDF
Publication page8d997cf32980e15530d62966a6937c924b5106372b7e89fd7596321d45b7c8ff
Manifest63d2968016b5cf3a3c5a97ead691f2ef3ca7961a9787ea5e6aae687cfb857e66

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
SignatureEsQ9B/F2Ks1qjLg33u9vwkFdHxzSSRFpE++yU44FjU/rMnLcucy9OSrchWKNoNV7ZkBY88SxUWjbKJyRr90cDQ==
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

2026-09-17T11:11:22.695991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044759
observed 8d997cf32980e15530d62966a6937c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.677609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044759/manifest.json
observed 63d2968016b5cf3a3c5a97ead691f2ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.659725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044759/publication.md
observed c92c7f4f15fc9bfca2ea230bfed07279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.638909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044759/publication.txt
observed 020a59f8bc6912f3b85fda744f38766a...
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.