OpenTechnical

OT-2026-000032464

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000032464) never changes.

Identity and time

Publication numberOT-2026-000032464 · never reused
Internal UUID01a0ae75-106f-720b-866b-5334d6d18d20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032464
StatusPUBLIC

Content hashes

Canonical textce3770aafbfa915cf6a803d263f4f78b3bcb3cbea28e8f141198ee930fb55eef
Markdown43780a92faafa24ce3f52ff9d181a0425c4c1c9aef6125f035c1b3d99b37452d
PDF
Publication page939d79e7b5ef0d66ba221112e6037eb735457735449a96d49f2f7b898272d626
Manifest64bca1230b9249fa44f2ae858868bd0afebee9a1d5204bbfad83bafcc0420698

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
Signature+HLDShHL6l2L3QqzpkwshhSZSGPCcHTCN6L1R2RAzX7/HJzgYlfCoectQ8pCDJHNYi0h4sOQwf8qV+5hzmb/AQ==
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

2026-09-17T11:33:53.699549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032464
observed 939d79e7b5ef0d66ba221112e6037eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.681545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032464/manifest.json
observed 64bca1230b9249fa44f2ae858868bd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.662341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032464/publication.md
observed 43780a92faafa24ce3f52ff9d181a042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.643007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032464/publication.txt
observed ce3770aafbfa915cf6a803d263f4f78b...
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.