OT-2026-000052451
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, 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-2026-000052451) never changes.
Identity and time
| Publication number | OT-2026-000052451 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7265-86a5-4cbb56ba58cf · 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-2026-000052451 |
| Status | PUBLIC |
Content hashes
| Canonical text | b90026aff9a644a96d5c3698b63152a661d3a5f6ddfacaae19d92c0f5d722026 |
|---|---|
| Markdown | 2bfe8764bb9c50d12d6b948d26d2a7740dadb6a7302a24b42716be16848e4dce |
| Publication page | 7ea3dbd64584217b373bd31a8588e8d3546c95c6032a8dbbde5ed0c3c0855b38 |
| Manifest | 6780a622ca52af93e4f2b924ec2c9dcfcc70899bc0d06f169695cab87850dae6 |
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 | agXYxGTcUA0hOsY3KwA6TfJg7bFC1jrc3vjoFDMnGJb+BXKROGyTW4I/zF36i8JNEKVYrz/KpMZpkWG73xRhDg== |
| 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
| 2026-09-17T10:57:04.506474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052451observed 7ea3dbd64584217b373bd31a8588e8d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:04.487979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052451/manifest.jsonobserved 6780a622ca52af93e4f2b924ec2c9dcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.471115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052451/publication.mdobserved 2bfe8764bb9c50d12d6b948d26d2a774...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.454338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052451/publication.txtobserved b90026aff9a644a96d5c3698b63152a6...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. |
|---|