OT-2026-000025976
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000025976) never changes.
Identity and time
| Publication number | OT-2026-000025976 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a83f-79c7-92dd-cdcd4d0f62a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025976 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0cf337800d83a0b529c16ea66549ff6cfbbe5761e130423807008ec0a64c583 |
|---|---|
| Markdown | 63ff1eeebb6929212ba821f840ebdecc894cd1c3151323a45eab7d3816e0c272 |
| Publication page | 00194ae46bb634132059c20eb9ea1d26584f5d90b10137f9f374ec68f62bc11c |
| Manifest | d6b1ab94fb64f2072e9ee2294a73b887dd42f1850b4fb982e9d1363b26dee3e7 |
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 | oYqDw2rhWJP+j5SaPuOoBaYw8G6e6Al/nX4bLywUkiku7kxXJ1PjVZOeZdB3+H6RxE2DzJYkIFnX8Od2fZa7Cg== |
| 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
| 2026-09-17T16:42:04.813634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976observed 00194ae46bb634132059c20eb9ea1d26...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:42:04.494754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976/manifest.jsonobserved d6b1ab94fb64f2072e9ee2294a73b887...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:42:04.349909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976/publication.mdobserved 63ff1eeebb6929212ba821f840ebdecc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:42:04.189673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976/publication.txtobserved f0cf337800d83a0b529c16ea66549ff6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:20.735541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976observed 00194ae46bb634132059c20eb9ea1d26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:20.717132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976/manifest.jsonobserved d6b1ab94fb64f2072e9ee2294a73b887...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:20.698698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976/publication.mdobserved 63ff1eeebb6929212ba821f840ebdecc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:20.680617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025976/publication.txtobserved f0cf337800d83a0b529c16ea66549ff6...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. |
|---|