OT-2026-000011809
Publication integrity record
Single bellows cup vacuum gripper, pump 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-2026-000011809) never changes.
Identity and time
| Publication number | OT-2026-000011809 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1941-7205-9fbe-1649c7a7e2a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011809 |
| Status | PUBLIC |
Content hashes
| Canonical text | c34966c327b49bddbd2c9c9fa94c00b73ffeb6dd3af53b1bc4dd2111a78da757 |
|---|---|
| Markdown | ec2d1fca86b05ef84a0af5eaa8705a9574d9fbe75fa3f847cd55b030ec3ca2e2 |
| Publication page | 06bd02727f7fdaf9966f08a4667987a25e2619239652fc15bab3c91d480c20a3 |
| Manifest | 5fbcf258c2fa6a8116be78121142b2b4011819b7e7f08f8b5e572aee3dea0a34 |
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 | x5gqEeniz+KwAt1OSN9EWbDehSNlcO8mngjtN3XFERfbKf8lwsmxsSGLRWt3oOnr104WL2UG9b/W+GiXFfvVCg== |
| 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
| 2026-09-17T12:12:32.274710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011809observed 06bd02727f7fdaf9966f08a4667987a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:32.255615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011809/manifest.jsonobserved 5fbcf258c2fa6a8116be78121142b2b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:32.215128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011809/publication.mdobserved ec2d1fca86b05ef84a0af5eaa8705a95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:32.173418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011809/publication.txtobserved c34966c327b49bddbd2c9c9fa94c00b7...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. |
|---|