OpenTechnical

OT-2026-000096143

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000096143) never changes.

Identity and time

Publication numberOT-2026-000096143 · never reused
Internal UUID01a0aea0-585e-7cbd-9f1e-388a04d53313 · 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-2026-000096143
StatusPUBLIC

Content hashes

Canonical text3d229de34dca6caa42bc6043abd7f45b9e7d4bb8186f98ab1f3200d001faf328
Markdown3bf9d1ba9aa4b44ff3e94587deaa25fca94fce92d431bfaa91d9bbe96a062484
PDF
Publication pageec3aabe2a577a82104c0444b213a62372b4a01f0706d7d7119b603cf3be01258
Manifestc952c896464f8116f9c42f724e55195236a8d8c12e89259363902c126583d044

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
Signatureojjfo3VD0dFy8I8ri4MFnMixq4D//e/dyoOkjTyPEqZ7LWO9TluzKMjbsGWNy6fZpru8HjY/yNr8C21zGuPpCQ==
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

2026-09-17T09:34:38.561711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096143
observed ec3aabe2a577a82104c0444b213a6237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:38.543932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096143/manifest.json
observed c952c896464f8116f9c42f724e551952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:38.524653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096143/publication.md
observed 3bf9d1ba9aa4b44ff3e94587deaa25fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:38.502999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096143/publication.txt
observed 3d229de34dca6caa42bc6043abd7f45b...
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.