OpenTechnical

OT-2026-000082305

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000082305) never changes.

Identity and time

Publication numberOT-2026-000082305 · never reused
Internal UUID01a0ae97-4d95-7e13-8148-39e933a20be1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082305
StatusPUBLIC

Content hashes

Canonical textdc3e49f8d694f6c158e355b166d57c463e1d1a26f46390c82a165adaf55abe75
Markdownd768d9efc965ae0ca2f066f5a5c8802a53bb30bc7fd7889a7ca4c4387a78048d
PDF
Publication pagec43d67453b31c9f283313476a1f9bad8254ce4f9e481bbc0bb83963e0f2383b7
Manifest1af8c7655fae27d098dd000db94be929e35bac9f0164386df8453185fead7e0c

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
Signature371rMSDMcBNSLMzRg/XDRpHLWSlo/at/lLsia8Cio2K4l1bvk3rXA5hv0XGatq4FtAfEkaBipLB3y0yq1zQKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:10.095211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082305
observed c43d67453b31c9f283313476a1f9bad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.077708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082305/manifest.json
observed 1af8c7655fae27d098dd000db94be929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.061672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082305/publication.md
observed d768d9efc965ae0ca2f066f5a5c8802a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.044402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082305/publication.txt
observed dc3e49f8d694f6c158e355b166d57c46...
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.