OpenTechnical

OT-2026-000038091

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038091) never changes.

Identity and time

Publication numberOT-2026-000038091 · never reused
Internal UUID01a0ae77-f88b-723d-a25a-433f882c95b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038091
StatusPUBLIC

Content hashes

Canonical text8c633f0df55831b54b8caebb88726d4a019ab7f919448bcd053260954eb5b525
Markdown52a0b35149d58f1ff9143be7727fae19f3e77dd847c00657c0556a04120a035c
PDF
Publication pagebbfa9dea173e887cfcc0eb25d3c18ba7164eee242b946ebd779eb94b1a0bbf98
Manifestde90d7d57906bd33103176b451adc3521d714342f2e9129e8df80671361471f0

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
SignatureArMfUzjpzVp/RzkcUJUqtPfIbvk05Vhb/YNML/N4WhzzDiIGLU6kyYBSTExKwMd+fC9FZDYAXIIwp2AcsZC6Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:25.431393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038091
observed bbfa9dea173e887cfcc0eb25d3c18ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:25.413210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038091/manifest.json
observed de90d7d57906bd33103176b451adc352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:25.394595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038091/publication.md
observed 52a0b35149d58f1ff9143be7727fae19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:25.377349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038091/publication.txt
observed 8c633f0df55831b54b8caebb88726d4a...
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.