OpenTechnical

OT-2026-000098639

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098639) never changes.

Identity and time

Publication numberOT-2026-000098639 · never reused
Internal UUID01a0aea2-42ad-7170-ade8-1e103c389b1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098639
StatusPUBLIC

Content hashes

Canonical text55630dc6e9d68767d283005f87b2dfac88d9b97594073a4d1fabc1174e50ca37
Markdown78feb6013db1813db4685841b9535328f4c924d2a51cb845bdb5b404faf3ff12
PDF
Publication page83c93d403f722fa6b212215865a9ed80f390b4c96e9bb581f88aed3cd252eda6
Manifest9de0a39c87c1f6e38f57dd4a5d8bd53b209dc11766226cc80d3b64f8f17ec490

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
SignatureSLfieWfoVlQQZnEiTVQ/jzjjjx5nlGuTWWptSSYXX8VyafciI185wE7tx8fBFbGFMuZH5UwmUzfrEiRHny2VBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:55.974541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098639
observed 83c93d403f722fa6b212215865a9ed80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.956486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098639/manifest.json
observed 9de0a39c87c1f6e38f57dd4a5d8bd53b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.936386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098639/publication.md
observed 78feb6013db1813db4685841b9535328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.917513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098639/publication.txt
observed 55630dc6e9d68767d283005f87b2dfac...
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.