OT-2026-000057661
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000057661) never changes.
Identity and time
| Publication number | OT-2026-000057661 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2694-79ff-8f05-902049c9013d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057661 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ec8e946af2749828d818b2d1a7d31ce3d756ce6b2f236d6fcccbb065d99aac7 |
|---|---|
| Markdown | 9fe6aa7a9f2d3bfe7b03902f9dff7217f4a67b1481fc998b902725d19c56214d |
| Publication page | 496b454dff18e017e452d2ea78ba694e8963a19f023e942fc3a0325e9e7020a2 |
| Manifest | 07ad58cd1b45bd041b9e23c831a20b79fb20a9308c54d406a1b7991dc1ca7e08 |
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 | qfLPRrYQm9AsASh9ro0Z8nlv6rM1t3AC0DoaUMV0ucGvV0av8j2gRAlYiWl+vT4DIgah37DFkJzRV26D8ldsAw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:13.800456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057661observed 496b454dff18e017e452d2ea78ba694e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:13.780979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057661/manifest.jsonobserved 07ad58cd1b45bd041b9e23c831a20b79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:13.761247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057661/publication.mdobserved 9fe6aa7a9f2d3bfe7b03902f9dff7217...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:13.743453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057661/publication.txtobserved 8ec8e946af2749828d818b2d1a7d31ce...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. |
|---|