OT-2026-000020553
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000020553) never changes.
Identity and time
| Publication number | OT-2026-000020553 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7dc1-93d2-99a7a2d4694d · 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-2026-000020553 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f4dc8d35b0aacdf495f0a3a7f70d7c3f0f359657ec5bdeb5deeba824299f03c |
|---|---|
| Markdown | 2bd757f988e5b466e99fbd6ab677ed7ffaf23b99fa9965d893d4a68599ee97c7 |
| Publication page | b8ba1e421cc08f9ace4c371b3977fede2cd3e3f2f3dbd86ec28d19178eecbda5 |
| Manifest | f6670cd44f4b98d5d5eed3bbd1e4cb14e76e06d7301d103e94620c8280db5bfb |
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 | ITcSVGM1Aiz5nzZstnRpsFkrl6RYLnbmFw5THCrHN3N0/pOjEpksyec3pXG4UJX5252F2poR8cOF9G9eSjB3DQ== |
| 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
| 2026-09-17T12:00:32.454824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553observed b8ba1e421cc08f9ace4c371b3977fede...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:32.434833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553/manifest.jsonobserved f6670cd44f4b98d5d5eed3bbd1e4cb14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:32.416607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553/publication.mdobserved 2bd757f988e5b466e99fbd6ab677ed7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:32.393896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553/publication.txtobserved 1f4dc8d35b0aacdf495f0a3a7f70d7c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.052904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553observed b8ba1e421cc08f9ace4c371b3977fede...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.036803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553/manifest.jsonobserved f6670cd44f4b98d5d5eed3bbd1e4cb14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.019017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553/publication.mdobserved 2bd757f988e5b466e99fbd6ab677ed7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:34.994837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020553/publication.txtobserved 1f4dc8d35b0aacdf495f0a3a7f70d7c3...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. |
|---|