OpenTechnical

OT-2026-000050954

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000050954) never changes.

Identity and time

Publication numberOT-2026-000050954 · never reused
Internal UUID01a0ae82-c7b4-7877-8846-b338981ac53f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050954
StatusPUBLIC

Content hashes

Canonical texte2b540b5c576093bfd2d73cff5ba848272505e1262db21c16731fa06d75d3840
Markdownc8cbb85b9f85c3b6faa4d49c897dee44fa996b051940deec5905627eb11eea98
PDF
Publication page863ca8f18d4b4abf5691c823c2697995b30ba4612b85df047e445ce13c4238e2
Manifestbc5e8833535f7466e155d0cc5e0a6e0a396d0c9215ee9454969002543e22de45

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
SignaturevR8tsug7ZoU7WXV5gPEE8RDSX9+Bw0ndLwHvz3HPcBqy04+rboDkiDcTQeFBOwD4PkiMs+S7+RF+C6+Di16hBA==
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

2026-09-17T11:00:43.623866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954
observed 863ca8f18d4b4abf5691c823c2697995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.622171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954
observed 863ca8f18d4b4abf5691c823c2697995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.599137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954/manifest.json
observed bc5e8833535f7466e155d0cc5e0a6e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.596920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954/manifest.json
observed bc5e8833535f7466e155d0cc5e0a6e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.573612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954/publication.md
observed c8cbb85b9f85c3b6faa4d49c897dee44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.572162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954/publication.md
observed c8cbb85b9f85c3b6faa4d49c897dee44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.550355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954/publication.txt
observed e2b540b5c576093bfd2d73cff5ba8482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.549430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050954/publication.txt
observed e2b540b5c576093bfd2d73cff5ba8482...
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.