OT-2026-000013204
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000013204) never changes.
Identity and time
| Publication number | OT-2026-000013204 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7214-8639-9c7c7d82581e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013204 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5b9191d3b5aa6add2baf84471b6af57834470339c4a03786c508d465cee3371 |
|---|---|
| Markdown | e04c5e9266abf6e38212674016559a8611944466e6e6e0392d113b8e39922507 |
| Publication page | d43f8013e1dfa70003b65613cfd297e810793e9058942bf7f77ca707f52ec14e |
| Manifest | 822dc591bb76a3acb9b76b15037bc92d235072f3f953dbc841aa53ffa4c892db |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 10hae4VIPvTNkpPhGHR5PUtfmtobvxrE42+L9cvUwIP2CD/0PpKvbtTjPjbC8GCzXdIzAh3/y93jBKdGX2t/Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:09:35.405875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013204observed d43f8013e1dfa70003b65613cfd297e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:35.387560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013204/manifest.jsonobserved 822dc591bb76a3acb9b76b15037bc92d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:35.369051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013204/publication.mdobserved e04c5e9266abf6e38212674016559a86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:35.350711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013204/publication.txtobserved f5b9191d3b5aa6add2baf84471b6af57...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|