OT-2026-000052427
Publication integrity record
Foam pad 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-2026-000052427) never changes.
Identity and time
| Publication number | OT-2026-000052427 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-714d-9d1a-428b78dd22f7 · 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-2026-000052427 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19d9ac948cc33fe9040bdc3cf366c9f9df6642a07998cd6a20a2f49a7b0dc293 |
|---|---|
| Markdown | f084f5104fff436fbcbe1f9dfc0ee260db3191f276e4a06bd5655ec776c6440c |
| Publication page | 0dbd690da7ac40b5cda5a5d0c32110e4ea46962dd1db19eb612917a21f544ad6 |
| Manifest | 14c281c2d33af7fe3d34b5365b08417bad5f7d3c509f921ee03127475ba673b9 |
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 | sh2zSVaD9MHkQEYWJ9BT5lS0L8Z5WLhGLQYqilhNv9H66QeueUhljsJOmXqanrjB+G07iaPn5w5STQkwYTLWCQ== |
| 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
| 2026-09-17T10:57:02.645717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052427observed 0dbd690da7ac40b5cda5a5d0c32110e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:02.627681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052427/manifest.jsonobserved 14c281c2d33af7fe3d34b5365b08417b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.612126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052427/publication.mdobserved f084f5104fff436fbcbe1f9dfc0ee260...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.596505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052427/publication.txtobserved 19d9ac948cc33fe9040bdc3cf366c9f9...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. |
|---|