OpenTechnical

OT-2026-000006361

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, ejector 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-2026-000006361) never changes.

Identity and time

Publication numberOT-2026-000006361 · never reused
Internal UUID01a0a958-4d9e-79ae-8648-6d85c0ba034d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:11.681180Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006361
StatusPUBLIC

Content hashes

Canonical textff9b85630bad11daa54b4d9e66e71c884451a4373dafc338c117312acf67ecce
Markdown22f4115a4caae110cd85312edbd5e01b06cdaf35ef905cfc99090f14fb1d35ac
PDF
Publication page85fe26e9c7f76f5b9a2f10d9bec7709b25f2e492f1f4ea07be35ebaa62261bcd
Manifest30bc9a9755a18d15ca736cb927d43f0da5573feea8a8d62c60ac69550bc90b2e

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
Signatureswc/ZMEGWuiHamzyEgfnwLcg+SLdRpm3KRUU1DdEYeTpDtmDi/oK30XhN5qnvPTNYHgc92yZFpMJdT3G0lxDDg==
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

2026-09-16T08:40:26.905845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006361
observed 85fe26e9c7f76f5b9a2f10d9bec7709b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.746269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006361/manifest.json
observed 30bc9a9755a18d15ca736cb927d43f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.734260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006361/publication.md
observed 22f4115a4caae110cd85312edbd5e01b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.719566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006361/publication.txt
observed ff9b85630bad11daa54b4d9e66e71c88...
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.