OT-2026-000013548
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000013548) never changes.
Identity and time
| Publication number | OT-2026-000013548 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-7de5-b0d0-b041bcee5381 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013548 |
| Status | PUBLIC |
Content hashes
| Canonical text | 646707aaf3799b30477eddc00a8b305c5277b95359c15f8894730e64163e9da3 |
|---|---|
| Markdown | fdf89c65466cf1829c8581559252651267988c243b6342c89a1621dd810294c6 |
| Publication page | 6c5065b7df0d4442ed1dc5ce824f80635868db7778ba40af115af9c107d568d1 |
| Manifest | cf194794bd3e16251cfa0f763cb4a13a322031bbb6ba173abf3df0a8b6bcc70f |
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 | wLcl17iG1u+O0k3CoD+6VmH16jmUITzpdelZbq4fTMUE4fCljjH8npQhu53gCVNg6QYo0dvrlEMuEUK4NZizAg== |
| 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
| 2026-09-17T12:10:05.441336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013548observed 6c5065b7df0d4442ed1dc5ce824f8063...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:05.421308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013548/manifest.jsonobserved cf194794bd3e16251cfa0f763cb4a13a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.401115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013548/publication.mdobserved fdf89c65466cf1829c85815592526512...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.383662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013548/publication.txtobserved 646707aaf3799b30477eddc00a8b305c...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. |
|---|