OpenTechnical

OT-2026-000052080

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052080) never changes.

Identity and time

Publication numberOT-2026-000052080 · never reused
Internal UUID01a0ae83-e78f-71f8-a000-8fd8c29fc7a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052080
StatusPUBLIC

Content hashes

Canonical textf11b153532037ddeff11dffa49707438a16d845f3f286bff5807dd0f4592ae8d
Markdown89e917ccb6388bee3a9f6abe2f4106b4c0c018b93062684a9f8e0722268b9b7e
PDF
Publication pageae9cf44aa34661f821e669d77fbe4a49348aa4f66453d6a2eb04b53a40fec87f
Manifest1835721eb697e4329530540cde1ce620083fabd8099c9acc37b836537b5242b0

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
Signature/fbSLwKu7g1XRxmmGa7cQmYRF5gQhR6cmpzTaO816EAW1oLgbsnDpY7jfekI0IVjGJkeOLhVRl09ewbMqR1aDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:36.458126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052080
observed ae9cf44aa34661f821e669d77fbe4a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:36.440691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052080/manifest.json
observed 1835721eb697e4329530540cde1ce620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:36.421094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052080/publication.md
observed 89e917ccb6388bee3a9f6abe2f4106b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:36.402780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052080/publication.txt
observed f11b153532037ddeff11dffa49707438...
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.