OT-2026-000019447
Publication integrity record
Foam pad vacuum gripper, two zone face, pump fed, 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-2026-000019447) never changes.
Identity and time
| Publication number | OT-2026-000019447 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7311-9f73-2ec3860f2d4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019447 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0bc22b84e2e10d300217bea0473e49fc8f4ccdac963d6ee13fa64602a0783165 |
|---|---|
| Markdown | 70d5a9945556b3d091f633806d6144b3eadabe0e66bfbc4d346110fabca67774 |
| Publication page | 06a490371d1d756cc3426df66cdf89dd9e8369ed778da6eea68667a049d98c4c |
| Manifest | fb66cdde92ac702afe2244876d7e40627e71c8afd85e0feb5e252e99c74f5be8 |
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 | cY4hzWz+laId+69dDTdHXeqUNNRVrvlSBxAnWIy+7zPPs9/Ych0LQDzXDXzYPA3WRQH6E1+as5NAslbm2HMbDQ== |
| 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
| 2026-09-17T11:58:50.790522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019447observed 06a490371d1d756cc3426df66cdf89dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:50.770643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019447/manifest.jsonobserved fb66cdde92ac702afe2244876d7e4062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.752463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019447/publication.mdobserved 70d5a9945556b3d091f633806d6144b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.734681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019447/publication.txtobserved 0bc22b84e2e10d300217bea0473e49fc...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. |
|---|