OpenTechnical

OT-2026-000041194

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000041194) never changes.

Identity and time

Publication numberOT-2026-000041194 · never reused
Internal UUID01a0ae79-b143-779a-8fac-b08ce1f6b212 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041194
StatusPUBLIC

Content hashes

Canonical text054d036dbde36693b5e36aa65f0fe83429670ca5311521afe9d38eab77010056
Markdown3a8999e401ce6030561fa0fd4f95a938b783c258276b00bd3611e82cc0e01461
PDF
Publication page4efd0b448204ea3aa1b07debbd634b6cbdc988d7660a39c7f444cd719b1dda9e
Manifestf9fd92419030935dc0f76d95c2756eb4a7b2ee4194239570daca474154c0fb03

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
SignatureEBqA0Ed8gx7mwmCrvYnvCoepwpQiGsoxVMUpuSKI645xC1BLP5UFF1rY9ZUuqsehFaHOob6e7eaxwu7WjPm2DA==
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

2026-09-17T11:17:08.824624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041194
observed 4efd0b448204ea3aa1b07debbd634b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:08.807323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041194/manifest.json
observed f9fd92419030935dc0f76d95c2756eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:08.789889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041194/publication.md
observed 3a8999e401ce6030561fa0fd4f95a938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:08.771994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041194/publication.txt
observed 054d036dbde36693b5e36aa65f0fe834...
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.