OpenTechnical

OT-2026-000097096

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000097096) never changes.

Identity and time

Publication numberOT-2026-000097096 · never reused
Internal UUID01a0aea1-01c9-7d55-8770-a8668dbe391e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097096
StatusPUBLIC

Content hashes

Canonical text04029d96f711ce47f2e4211b676db19b0ae45b2b3af79ee020bafe56aed31be4
Markdown8e449fefcdfb49864a9897db68f850ed4c37d23e203162a6887248ad5a6475a2
PDF
Publication page8be9547784233d8b424d052c63eeba09d722db34d1b96f9e0fe02ce5770168ef
Manifest2d4d9ecb4efd6241404fd2be9d46661e032d6b64d338251c0e79b696ba6b5a85

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
SignaturedhZ3TXfh3By559K5b9QB2HM/5PdbOmsBKm2bh5mKan1/sNkGcFbnHBABax4gw1JMq6t7xQSQl0A4DSGK9XkNBg==
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

2026-09-17T09:10:42.858250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097096
observed 8be9547784233d8b424d052c63eeba09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.837916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097096/manifest.json
observed 2d4d9ecb4efd6241404fd2be9d46661e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.692782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097096/publication.md
observed 8e449fefcdfb49864a9897db68f850ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.672996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097096/publication.txt
observed 04029d96f711ce47f2e4211b676db19b...
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.