OT-2026-000015476
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000015476) never changes.
Identity and time
| Publication number | OT-2026-000015476 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef4a-7da1-8499-339fc6e64b7f · 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-2026-000015476 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b450c258c25a209d3a2deb2ea3a23e39baa0e8b84ca5f0cf0591a0ac4b254d7 |
|---|---|
| Markdown | e14bfacacf634544e23298300b533dcbd8d68beb860f73eade0a6f8de20781b5 |
| Publication page | 6cf21df56c6ec5f6e30b52668d59c82647f15daa697eb3e270ffafc4888b98c8 |
| Manifest | 881dabb1b6e15d1a4d9d884581ba80387ff10e8fcbf727eead6a805f93c9b9e3 |
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 | XSKfztGVMfmX33UST3qdxIxeRSC8gid25c3xKHUiZeNPx8mfXenNxVlquNJrNlLi8nyLLvml5y8VxXdYS6B2BA== |
| 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
| 2026-09-17T12:06:14.013597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015476observed 6cf21df56c6ec5f6e30b52668d59c826...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:13.994019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015476/manifest.jsonobserved 881dabb1b6e15d1a4d9d884581ba8038...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:13.976069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015476/publication.mdobserved e14bfacacf634544e23298300b533dcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:13.955969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015476/publication.txtobserved 4b450c258c25a209d3a2deb2ea3a23e3...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. |
|---|