OT-2026-000083643
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, sustained 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-2026-000083643) never changes.
Identity and time
| Publication number | OT-2026-000083643 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0416-76f3-967a-f89c7b0a9663 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083643 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56a313f95ba0d8070aef75369d5ccdc84cc95249af4e899c0ae338224ca45e6c |
|---|---|
| Markdown | 0f989886636f7a4f7dc1ddd102b9ad4354495e95ef185394a80e053dd311accb |
| Publication page | 295fb96142731fcc4b74aa7b4da0644b95f1c35cc580c506fd88057bbf3771bc |
| Manifest | 34a7f7e60792f4467e196fd499c2ab03c9d253a780cac479747ac26481d6f2d3 |
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 | EcmupWE8Pex7NHbZkEVC0k/9HJutK1FaNCoSL+HlDiXW9qeQCqgDYArFrA4S0sojcoM0BbwFWPyrSXhy1HYJAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:57:15.503714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083643observed 295fb96142731fcc4b74aa7b4da0644b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:15.487808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083643/manifest.jsonobserved 34a7f7e60792f4467e196fd499c2ab03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:15.469830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083643/publication.mdobserved 0f989886636f7a4f7dc1ddd102b9ad43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:15.451958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083643/publication.txtobserved 56a313f95ba0d8070aef75369d5ccdc8...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. |
|---|