OT-2026-000054229
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000054229) never changes.
Identity and time
| Publication number | OT-2026-000054229 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-781b-b834-fd639c301e38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054229 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54e4c8a6e8a381425198121fb8dd52e7af1406f5433511c2186aa83fb5cd5ae5 |
|---|---|
| Markdown | 1e1ba1d6e8c10dd8379bda01f90b99dd0427bcb9b115b5d224810f305cf5ec2a |
| Publication page | 7b52337c1f04a4467d4939ae3a7314deb99e3730280cf119c7d12c699609bc29 |
| Manifest | 2c93989038e6e8169be101acce6f26a69b7fe72c0a0bb3d7ccd5b29aa723d570 |
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 | jQYxPqnwvHiOVi5a2OpSiY4XgBKi5eauiZyOjYcmwAls/qogVsLxVHKRnbgaHIrtAwXjNTF5TSIU748v6kK3Ag== |
| 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
| 2026-09-17T10:54:42.693648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054229observed 7b52337c1f04a4467d4939ae3a7314de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:42.673925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054229/manifest.jsonobserved 2c93989038e6e8169be101acce6f26a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:42.653354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054229/publication.mdobserved 1e1ba1d6e8c10dd8379bda01f90b99dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:42.620452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054229/publication.txtobserved 54e4c8a6e8a381425198121fb8dd52e7...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. |
|---|