OT-2026-000052447
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000052447) never changes.
Identity and time
| Publication number | OT-2026-000052447 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-7226-901d-5a68a166190a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052447 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0223de45d88937f590608654688db5c9bf378b816fc977c17717925b0f9fd3e |
|---|---|
| Markdown | a1d81c3ea86ba4f2d404b71f65d949017e0896544d487adaae787b8239165631 |
| Publication page | 995e5010877d7c25df80c0ed151bd4ca6331ee2ac41c3310b9112f7b69400136 |
| Manifest | 3c8bc09a5b270e5d74bf4d362e931401ca77941da29775ac9d87268ea51ccd50 |
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 | 966SYDP22scd8Z5BuvlTZ9qHa/Uc+WpuHAZ6IRxfDhjrsPpGpViqhZYEDyqJrzuG0FTF4R9FZrZuJ4YoVF53Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:04.199438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052447observed 995e5010877d7c25df80c0ed151bd4ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:04.181893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052447/manifest.jsonobserved 3c8bc09a5b270e5d74bf4d362e931401...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.164337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052447/publication.mdobserved a1d81c3ea86ba4f2d404b71f65d94901...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.147447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052447/publication.txtobserved b0223de45d88937f590608654688db5c...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. |
|---|