OpenTechnical

OT-2026-000096193

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000096193) never changes.

Identity and time

Publication numberOT-2026-000096193 · never reused
Internal UUID01a0aea0-585e-7d35-aef1-82bb45beda3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096193
StatusPUBLIC

Content hashes

Canonical text4cc29d8444a29234f2d4dbe8c61b9aa0113cc6560fe0517c9c5cbe36295bd905
Markdown6bb960459228732eb1f89ab098c12faff64df0dca8da754aa9069699ce658389
PDF
Publication page3e3ce49e686bbb68c554559babae8798ed71985c51ffceada7f75665bdee72b4
Manifest35826ad00cb73d6f9653bd9b27bf403991ecffdac2e41b54a1004d4ec99ff0a3

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
Signature6RsifY3h7MRyqnQmrAErX+TePruVM+sIGP0b9qRtfoeQFg3Mlt/iPL7QWDKpx5NCG9s7NtTXAxoydFDWLAkEAA==
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

2026-09-17T09:34:42.322550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096193
observed 3e3ce49e686bbb68c554559babae8798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:42.305289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096193/manifest.json
observed 35826ad00cb73d6f9653bd9b27bf4039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:42.286254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096193/publication.md
observed 6bb960459228732eb1f89ab098c12faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:42.268360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096193/publication.txt
observed 4cc29d8444a29234f2d4dbe8c61b9aa0...
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.