OpenTechnical

OT-2026-000029282

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000029282) never changes.

Identity and time

Publication numberOT-2026-000029282 · never reused
Internal UUID01a0ae73-2aa1-7cb3-9ba1-70db69e46ab8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029282
StatusPUBLIC

Content hashes

Canonical text74d9bc1c2e34ffb02673875a405e04d8e15e55efb570e66aca5f27516660167e
Markdown3a617dc3a760e3c6db9431ae6a6659f271b423f9055e10fc542fb76c4226013a
PDF
Publication page75fc32fbd9f72ea217aecef80409eb79ca3244adf294173df4ce68e23757911f
Manifesta43dd1f348743df416659bbf4e80b58236697ec2771a9e818d5da8eff4b201b9

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
SignatureMuqnDN9NLHeTmRUVoxVq3pbXqhpxbqbb7TZvfjVy2zbvmF6k73jrr6l1J1Pr15vSHMDWNPKs5dKaqBuC9D8QBg==
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

2026-09-17T11:39:55.000856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029282
observed 75fc32fbd9f72ea217aecef80409eb79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:54.983822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029282/manifest.json
observed a43dd1f348743df416659bbf4e80b582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:54.966773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029282/publication.md
observed 3a617dc3a760e3c6db9431ae6a6659f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:54.946362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029282/publication.txt
observed 74d9bc1c2e34ffb02673875a405e04d8...
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.