OpenTechnical

OT-2026-000036041

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000036041) never changes.

Identity and time

Publication numberOT-2026-000036041 · never reused
Internal UUID01a0ae77-01cd-79d7-905a-508525e5570b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036041
StatusPUBLIC

Content hashes

Canonical text539f503988fe65414762935f96704c4037b0c6bd3a4169cd5f3090d20c7a99a0
Markdown6c92c3be91b4f3adac51820acc10c98e3eb16498d5f89aab95fbc72bb0958d97
PDF
Publication pagecd74c27972a947706a9ea0921bed264203653206d97472d6ce58faae92b12f0f
Manifest2a1900f19422ba7700444b16df8dc33c5511b419ee70aa7198a625c3a8817398

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
SignaturednkeN/puAftet3cU8gPZr3RSErcUswxMCq5DFfqdJyy94lQeZFlwtX/sYGVUtOo1sJ7NkHD419BXrAEmolLHBw==
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

2026-09-17T11:26:13.337457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036041
observed cd74c27972a947706a9ea0921bed2642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.321556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036041/manifest.json
observed 2a1900f19422ba7700444b16df8dc33c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.305209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036041/publication.md
observed 6c92c3be91b4f3adac51820acc10c98e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.287864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036041/publication.txt
observed 539f503988fe65414762935f96704c40...
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.