OpenTechnical

OT-2026-000045265

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000045265) never changes.

Identity and time

Publication numberOT-2026-000045265 · never reused
Internal UUID01a0ae7c-f76a-7632-aac5-f819c7a5b00c · 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-2026-000045265
StatusPUBLIC

Content hashes

Canonical text8075461368b757b7add06fc168ece840e2e16b8dc6e14b7b637f7dd28096a817
Markdown03ce431f619112561ca0180d75579c44f1e5d2e43662886a88afd6fca0099ba1
PDF
Publication page708a9bbaed0a48a94631edbeee4341b54f91721dad0cb06b861247b52d67e5a3
Manifest279ef9a3a22a1d402d84330e52e7c2d05765cf542d3c07c7b4c775d54721a5f4

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
Signature9yy0HQ147jcTnABAdDRqK0+IJ/HPqRc8gY/onpdXJXZTj7tuYQE4OiHhEtcXOxB5rYCA+hV6XjAT+gMxxxl0Ag==
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

2026-09-17T11:10:28.443949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045265
observed 708a9bbaed0a48a94631edbeee4341b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.425773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045265/manifest.json
observed 279ef9a3a22a1d402d84330e52e7c2d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.404242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045265/publication.md
observed 03ce431f619112561ca0180d75579c44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.384892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045265/publication.txt
observed 8075461368b757b7add06fc168ece840...
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.