OpenTechnical

OT-2026-000013406

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000013406) never changes.

Identity and time

Publication numberOT-2026-000013406 · never reused
Internal UUID01a0ae6d-6fca-77f9-bab5-b573eb4647da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013406
StatusPUBLIC

Content hashes

Canonical textea9bac4072a36cd176202a13675e5ec7ccb9eafbae104e2634cdfde29b417c32
Markdown7b292b95a61fd1641bc095a84257b47fe198fe9dcdc4b136bd122fc378de89b8
PDF
Publication pageea8da60260376e064f83b06f120ce09e8ab710c8771efd6a4af211b9c14b0cf6
Manifestad41028d01078bef1b7dd31ba838ab4079b22f05d0544dc80a461fb0a0bd7bb3

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
SignaturedzFB2cQpT7HzbYk280dJzKJebhNbMqXDfl7hxlyQC2fGQCeKKMC6OzdHrlAsvOVHvGNSOi/OUE9s28Hqp3JUDQ==
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

2026-09-17T12:09:52.976833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013406
observed ea8da60260376e064f83b06f120ce09e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:52.957355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013406/manifest.json
observed ad41028d01078bef1b7dd31ba838ab40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:52.937038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013406/publication.md
observed 7b292b95a61fd1641bc095a84257b47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:52.917284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013406/publication.txt
observed ea9bac4072a36cd176202a13675e5ec7...
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.