OpenTechnical

OT-2026-000093959

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000093959) never changes.

Identity and time

Publication numberOT-2026-000093959 · never reused
Internal UUID01a0ae9e-92c8-766d-9fc9-00b58feba2f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093959
StatusPUBLIC

Content hashes

Canonical text064f5a0a91e51138549acd203e44966587b4f70ed12a79e24e3466d38efe977b
Markdownc8ffa209e4745b6997c31539fd53d2c3203400c152a466035923183b281743f0
PDF
Publication page9c50974f459ae1d3041dbcdd28dc62a265ec2ea27845001f455bc06b9cf0de7d
Manifestcbb600b61b63e9f03478bdfff7b157d1de9e2216016a6d54b55455e642d9b804

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
SignaturemWFEVT2y7rgUJ3gZDhbmVf5jm11gcRJndzDRL8ylUNzwkfniG3/TrYqEZcxIQH+UEjkq00EEFp0jDjNRg9vLCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:21.301120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093959
observed 9c50974f459ae1d3041dbcdd28dc62a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.280974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093959/manifest.json
observed cbb600b61b63e9f03478bdfff7b157d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.262103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093959/publication.md
observed c8ffa209e4745b6997c31539fd53d2c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.243432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093959/publication.txt
observed 064f5a0a91e51138549acd203e449665...
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.