OpenTechnical

OT-2026-000006558

Publication integrity record

Vacuum cup gripper, per zone isolation, pump fed, sustained 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-2026-000006558) never changes.

Identity and time

Publication numberOT-2026-000006558 · never reused
Internal UUID01a0a95f-610e-7797-894f-7da065620e52 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:39:55.409254Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006558
StatusPUBLIC

Content hashes

Canonical text5688616f8aca15b99ab9ef4332f55e24232947b79c6b6d2e6025b482941eb50f
Markdown0306cb79a1fbc8fc61b6292093cd28f139559703f0f723864a6415a889ac497c
PDF
Publication page4ffe5024aaf8a8ca916d330c67edded3a302e34f85c65d11b9e3681a56ea7fae
Manifestc19cb0d57d0cfbacbc280b7ffe87f35b40c7f41b9c3a0c7b036e2de587b9ebb7

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
SignatureO/Z5xYNGDla87R29drdq5XckXy6nhMmSD+1Oh4PDn3UDhgmwicwTSvy0wMvF5S9r9dPpjTaPlPHJ9nGBxfN3AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:03.146669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006558
observed 4ffe5024aaf8a8ca916d330c67edded3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:03.133982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006558/manifest.json
observed c19cb0d57d0cfbacbc280b7ffe87f35b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:02.992888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006558/publication.md
observed 0306cb79a1fbc8fc61b6292093cd28f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:02.973906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006558/publication.txt
observed 5688616f8aca15b99ab9ef4332f55e24...
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.