OpenTechnical

OT-2026-000045184

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000045184) never changes.

Identity and time

Publication numberOT-2026-000045184 · never reused
Internal UUID01a0ae7c-f769-75ae-8a8a-c6045fba9600 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045184
StatusPUBLIC

Content hashes

Canonical text4b7c38b5795675d9f653423f40aac674f55b2b8159cfe674ca6d0c5cd8f55f3b
Markdown3bf73f0f8c9a4ad589762a6d1116e51e90bade0e50928570f9a6d81437661f52
PDF
Publication page119269447961e51c0e6e16a1ef7c8d5972de19c2e2827760a1a3d967d7c8aee6
Manifest1020021d9ed5904276972dc664960203234a9b4f2b1af8b0e82b4f099f4fd9d8

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
SignatureF0niGLyLyDpWqZidXO6mGzkY3NZ5X1pYMm0x5BHur4UdeY2kqUmwxdBLpXJuyQGQ6laExNHj8ihPIcNAUqt4BQ==
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

2026-09-17T11:10:21.215260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045184
observed 119269447961e51c0e6e16a1ef7c8d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.185501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045184/manifest.json
observed 1020021d9ed5904276972dc664960203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.164599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045184/publication.md
observed 3bf73f0f8c9a4ad589762a6d1116e51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:21.141924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045184/publication.txt
observed 4b7c38b5795675d9f653423f40aac674...
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.