OpenTechnical

OT-2026-000011676

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, pulsed blow-off before set-down

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-2026-000011676) never changes.

Identity and time

Publication numberOT-2026-000011676 · never reused
Internal UUID01a0ae6d-1940-748c-9277-19765cb5ee45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011676
StatusPUBLIC

Content hashes

Canonical text14e36b14475d88c72d1a54f4b0c2e91f553dea1e2afe8c482e98f0e347a04ec2
Markdown5d96a8ea158fd9c4030e2a75339c61ba096c355107bd9a0250c2d5e5882f3734
PDF
Publication pagee2a02408c2b0684efc297e0dcc7d53fdbf57c3215d6b7a8109ea49e2b6d3a06b
Manifest20db786189a0ac429e78094b59e354b93dabdcc321bb50bb791d65b6f363b83b

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
Signaturej/wNuqj5bAofLvmEyz+GLKDPeoUXWp45QexR0fPDMxGvMl+OGZzpOT/2Fw39vIO0KUDLJ58JwY8JTFP0FP+TDg==
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

2026-09-17T12:12:16.339115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011676
observed e2a02408c2b0684efc297e0dcc7d53fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.318541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011676/manifest.json
observed 20db786189a0ac429e78094b59e354b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.299583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011676/publication.md
observed 5d96a8ea158fd9c4030e2a75339c61ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:16.279307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011676/publication.txt
observed 14e36b14475d88c72d1a54f4b0c2e91f...
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.