OT-2026-000056207
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, supply line 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-2026-000056207) never changes.
Identity and time
| Publication number | OT-2026-000056207 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-721f-b9de-bfeac18e1f12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056207 |
| Status | PUBLIC |
Content hashes
| Canonical text | a741ce18dc9c3569fe3dfce99e1790fae0c6d6d069efcf2a464b3e8fec010585 |
|---|---|
| Markdown | d3c626a1dbae57e3c4c9bb229f6a0693dd97b4e913a9a8950935f84645b7209d |
| Publication page | 244f20c77a9b0e4f2e5d278b887bf07e904795744b1e4b8efab001e1813d186b |
| Manifest | 07d27fc46ffe080398bf349b416761f47c0d935801a0957a9dee918a8b4ec444 |
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 | /5Njuqw/MlrjiIyXDNnv9Ij1OaqLv4CUWptNstTNnOx/B6Yzj4qY5cu0giemACI1I1dRmyNTaCyRVZhsI3WIDw== |
| 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
| 2026-09-17T10:50:40.767665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056207observed 244f20c77a9b0e4f2e5d278b887bf07e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:40.750096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056207/manifest.jsonobserved 07d27fc46ffe080398bf349b416761f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:40.733106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056207/publication.mdobserved d3c626a1dbae57e3c4c9bb229f6a0693...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:40.715158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056207/publication.txtobserved a741ce18dc9c3569fe3dfce99e1790fa...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. |
|---|