OpenTechnical

OT-2026-000093190

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000093190) never changes.

Identity and time

Publication numberOT-2026-000093190 · never reused
Internal UUID01a0ae9e-0911-702e-8216-8521f919376b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093190
StatusPUBLIC

Content hashes

Canonical text47362321cd57784c41eaf0fb37ec953ed49a40c9f188039391e6e7e9684d29da
Markdown289f35afb5170b5ed3700b23c38a36afccb68a5b353692baa452346bc4418aaa
PDF
Publication page1bf792073ea97c5b10d21e339024ac51ca13ce1cc6e5db4a0095a39ebe9439a9
Manifest0353cd5fdf4970e5898b31c5d1b060dde9574e0ea57969e1436dbc768ca1c489

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
SignatureY1XNMJwbovx8wL3eY4opu2t4xXk7wiZuRC5lbl3ByxKE7/2m/jpl3SCzX3OwVQt0jOKP5l1kP37F706dvWU0DQ==
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

2026-09-17T09:40:29.695693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093190
observed 1bf792073ea97c5b10d21e339024ac51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.677162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093190/manifest.json
observed 0353cd5fdf4970e5898b31c5d1b060dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.661379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093190/publication.md
observed 289f35afb5170b5ed3700b23c38a36af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.644946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093190/publication.txt
observed 47362321cd57784c41eaf0fb37ec953e...
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.