OpenTechnical

OT-2026-000032397

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000032397) never changes.

Identity and time

Publication numberOT-2026-000032397 · never reused
Internal UUID01a0ae75-106e-7f10-9205-0e4ac5ad6ff0 · 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-2026-000032397
StatusPUBLIC

Content hashes

Canonical text840a3f8b3eb9efb4a296d8ed284edeec723c5ea430e7f22185ccf05ff78135e3
Markdown652a774112bb8971b9a2f3f428d50b1e5e7cc6a7c2a7e9f8da8ce4cdffc29dae
PDF
Publication page57f8058d4aa5f35a9bd00bf159982a509b3ad461eb5dc56d10a6be8b1adbddfb
Manifest0c10ca5e4ffd995f40d3ea5d825787e7ee01f64287f610c89ec8a0d675b31121

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
SignatureEOiTG0v34ZiqAtlevUlgXgmEICMtMRkC0jBfpZYvzp67/UaKK1LajdiDyW8JiccuAenxiwf7LSxvuveKJtxIBw==
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

2026-09-17T11:33:48.607730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032397
observed 57f8058d4aa5f35a9bd00bf159982a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:48.589948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032397/manifest.json
observed 0c10ca5e4ffd995f40d3ea5d825787e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:48.569127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032397/publication.md
observed 652a774112bb8971b9a2f3f428d50b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:48.546391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032397/publication.txt
observed 840a3f8b3eb9efb4a296d8ed284edeec...
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.