OpenTechnical

OT-2026-000034847

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000034847) never changes.

Identity and time

Publication numberOT-2026-000034847 · never reused
Internal UUID01a0ae76-1ed3-7c93-b0b6-9f5e37bcdc62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034847
StatusPUBLIC

Content hashes

Canonical text006489a93de43eea045f5ae4be6f243c92306110dbf2978ed58b9c9dee7e0e64
Markdowna62de44b504c392217bcdfda06ee093c1ecc4fb1a201a4d5b8e8913b99beb762
PDF
Publication page912044b64a5df9f697c44f5f2e4ce98d3a0c3f5f17c342d71e77b0a14ee89dde
Manifest33c24802069521a7ada6b9448aad245cc16f7664c28e5ee3b641813a9014ece4

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
Signaturexmgco62As6DXb4KKAYkr8V17kIUPSKMXLsnxKtiiJqm7WEjoawUaX/k3yYif+A1R0os31ssxwBOdLHrGMh32Bw==
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

2026-09-17T11:30:29.443504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847
observed 912044b64a5df9f697c44f5f2e4ce98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.426602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847/manifest.json
observed 33c24802069521a7ada6b9448aad245c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.407918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847/publication.md
observed a62de44b504c392217bcdfda06ee093c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.389925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847/publication.txt
observed 006489a93de43eea045f5ae4be6f243c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.437706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847
observed 912044b64a5df9f697c44f5f2e4ce98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.420239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847/manifest.json
observed 33c24802069521a7ada6b9448aad245c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.403799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847/publication.md
observed a62de44b504c392217bcdfda06ee093c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:50.384924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034847/publication.txt
observed 006489a93de43eea045f5ae4be6f243c...
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.