OT-2026-000003518
Publication integrity record
Bellows cup vacuum gripper on a tool-change interface for job changeover
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-2026-000003518) never changes.
Identity and time
| Publication number | OT-2026-000003518 · never reused |
|---|---|
| Internal UUID | 01a0a906-f74b-7c72-80c0-935dd1e865ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:03:21.166345Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003518 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82ccb0aca952e3bdbd304394f46a4559a5e493a252f3901b333420cc7368d5a8 |
|---|---|
| Markdown | 21d4177128bd7e84d1250afa1b79ff1d8181da4b631955de940115af0236fd3b |
| Publication page | da069c2b31c09fb22f5ffccfa02b64a1a9e938a2955905ef563270626623428a |
| Manifest | a5887979920fb61a85065c491dcfe1f12129b5b26390f6039a67f6f62f2ad4ef |
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 | ux94BQ4rRM/K/2F9WVBJrmrL8zL54Oj2Iy4oN0w4czRmWlfnH5DLBQ14E3lVIPi95qJPCw/+lEK6Nr8zDjuXCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T09:00:32.718754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003518observed da069c2b31c09fb22f5ffccfa02b64a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:32.705889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003518/manifest.jsonobserved a5887979920fb61a85065c491dcfe1f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:32.692447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003518/publication.mdobserved 21d4177128bd7e84d1250afa1b79ff1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:32.677133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003518/publication.txtobserved 82ccb0aca952e3bdbd304394f46a4559...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. |
|---|