OT-2026-000020597
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000020597) never changes.
Identity and time
| Publication number | OT-2026-000020597 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-708c-a698-fe2fbc90b87d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020597 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9486cb46d3f0d469c962dc3981ee0a51b3e302d558815dc81e2bc63721bea52b |
|---|---|
| Markdown | bcfe92eee442657ee072adf80a0a7633099aa59b894f1802f6293472e2f4a03e |
| Publication page | d4e6aadb73d17b83d9c320b79477c40e2e5375c26b818a892c2e98f747d92578 |
| Manifest | 1b4992cb32c828704ab211ec7f885d376dffdd997754c081027b078745a9908e |
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 | sprLo+zY2A+vBOGyQI8YI/ZGU1UVHUZYONVkWVdhjyNE5jCIh5lHDgGI75Pe9QG7/1S5b3kqfet1rmdL+H1+AQ== |
| 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
| 2026-09-17T12:00:44.082547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597observed d4e6aadb73d17b83d9c320b79477c40e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:44.064998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597/manifest.jsonobserved 1b4992cb32c828704ab211ec7f885d37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:44.048147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597/publication.mdobserved bcfe92eee442657ee072adf80a0a7633...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:44.032400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597/publication.txtobserved 9486cb46d3f0d469c962dc3981ee0a51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:38.390923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597observed d4e6aadb73d17b83d9c320b79477c40e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:38.372471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597/manifest.jsonobserved 1b4992cb32c828704ab211ec7f885d37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:38.353707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597/publication.mdobserved bcfe92eee442657ee072adf80a0a7633...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:38.325305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020597/publication.txtobserved 9486cb46d3f0d469c962dc3981ee0a51...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. |
|---|