OT-2026-000012957
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum 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-2026-000012957) never changes.
Identity and time
| Publication number | OT-2026-000012957 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-7b8f-9fdb-d91fa44b949a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012957 |
| Status | PUBLIC |
Content hashes
| Canonical text | 262daf5379e61ef7db97f05f733469ed9ba2c64cb1809afc05ae448b6ca7b2e4 |
|---|---|
| Markdown | 8d93e86d301ee2aedb0c7f560bf8fd97cf89283937e477db80086699e1285a8c |
| Publication page | 34d6658516393de40d056af043a97f430344525b8c843e3ce91fa434015421c0 |
| Manifest | a582163274b0e15900c116aecae01e45e2270d3cc7a82b83d2a843b864a6284c |
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 | mmGH+ktw4EGTTLtIismBWxFqzfCIaVNsN36u2glh1xKb2pRmD9J57+SSAUraj4KFG3Umf7WGcDG6kSoLaoD2DQ== |
| 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
| 2026-09-17T12:10:45.888630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012957observed 34d6658516393de40d056af043a97f43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:45.865868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012957/manifest.jsonobserved a582163274b0e15900c116aecae01e45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:45.845024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012957/publication.mdobserved 8d93e86d301ee2aedb0c7f560bf8fd97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:45.826136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012957/publication.txtobserved 262daf5379e61ef7db97f05f733469ed...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. |
|---|