OT-2026-000052431
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-2026-000052431) never changes.
Identity and time
| Publication number | OT-2026-000052431 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-70ca-a8c4-b120ec3c8655 · 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-2026-000052431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d12519d678bb7c1b32a4aea8dea63070a47c6a2671548510f35a1e69ccac718 |
|---|---|
| Markdown | 6c74367ade4840c44ddba6098e332e395c97899b191aaf725c13fb6570ddc23a |
| Publication page | a1b41e5739b540cb91dc231d7a40f5b01c72d8084bbae952ca70ba8c915b8625 |
| Manifest | 621f07d0985652e8202ffec2046b980058bbcdaef91af0cc57508f137ce44844 |
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 | lXa8fomZrfC7XM2hccCY+ttJnwy6HEdJrIsP+Iio5Cig8N81DuP4XVq8aV3y1+kf6m5QGCBRTqJWrpilBmrMDA== |
| 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
| 2026-09-17T10:57:02.954557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052431observed a1b41e5739b540cb91dc231d7a40f5b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:02.935783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052431/manifest.jsonobserved 621f07d0985652e8202ffec2046b9800...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.917356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052431/publication.mdobserved 6c74367ade4840c44ddba6098e332e39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.899792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052431/publication.txtobserved 0d12519d678bb7c1b32a4aea8dea6307...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. |
|---|