OpenTechnical

OT-2026-000092083

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000092083) never changes.

Identity and time

Publication numberOT-2026-000092083 · never reused
Internal UUID01a0ae9d-43bc-7c80-910d-0e498891d2ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092083
StatusPUBLIC

Content hashes

Canonical text4ce5d3396c71d2f466e50fe510d3e61c2d6be3f5a21f9cc558c8968ff4cc1107
Markdown9978aa77ec731bbe3a60fa6adf2fa2675740a862997107f0e1a53b61efcb44a4
PDF
Publication page1cfae42b91fac5f05aa8f281643cd9b8509bf971e1778f78d4804463021624b3
Manifest0d6d83ca5f4f8e6af06c0c95e717a69bf9ccf3e6dc16358e0ea7126d593d51b4

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
SignatureK/pF7ckhvTc93L5fwTMUwvr0l1UtoxkDi36msC6iT5ZkqM4MiSgsWS4f94XESU5wWjwscDex2rK/JCva3F8tDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:11.355061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092083
observed 1cfae42b91fac5f05aa8f281643cd9b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.334559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092083/manifest.json
observed 0d6d83ca5f4f8e6af06c0c95e717a69b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.317713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092083/publication.md
observed 9978aa77ec731bbe3a60fa6adf2fa267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.300735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092083/publication.txt
observed 4ce5d3396c71d2f466e50fe510d3e61c...
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.