OT-2026-000015149
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000015149) never changes.
Identity and time
| Publication number | OT-2026-000015149 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef47-765a-84c9-5c29609faa55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015149 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5af48d236423bacaf8dc34795545aa032e907f4fe3c3b5e8b94f79ea8bd90427 |
|---|---|
| Markdown | c9c9d849fe300a7c7ee3ac1f07d53767e72da04855f766ea31d2f9124f70acea |
| Publication page | 791ec4f1804122a2bd39ee4869328acb8cd2942e4616b2e1e8be3f56296ee82e |
| Manifest | 28aead2c3397c696713aa8a3d69202c3ec97e13b562a8bff10fc60527ac57811 |
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 | 5Rkrg1tzvsCoUI8Mc9pqaKhds6BaCH6le8YGRrkVUrsN5mOiOfcOtbjkBOaWKfsLoHs/gZOmElhBS53QVYWQDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:05:45.412728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015149observed 791ec4f1804122a2bd39ee4869328acb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:45.392254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015149/manifest.jsonobserved 28aead2c3397c696713aa8a3d69202c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:45.365717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015149/publication.mdobserved c9c9d849fe300a7c7ee3ac1f07d53767...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:45.345305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015149/publication.txtobserved 5af48d236423bacaf8dc34795545aa03...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. |
|---|