OT-2026-000013261
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000013261) never changes.
Identity and time
| Publication number | OT-2026-000013261 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc9-7321-aee9-f423ed6b6cf4 · 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-2026-000013261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f4667c29508b344377a0486fd1133a77bfddcfe7544d75a181d9edf19ec9cb3 |
|---|---|
| Markdown | 239e5d45e49471133c984895720675c4dd7435091793db76cd9dd685004454a1 |
| Publication page | 4b97b5c7bbb50f93c98a719f9f3564de1b7a4a125008390d9b8359a5c0f595e1 |
| Manifest | 14d0107fcec082b2be11c7342bf7773c7c060722957598aadccc9ff7f53ddd4d |
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 | owdrQLko5DoMp0kW6pMAu6naMt9Lzzhcc+VQrF9kQMIxtxFeaYEmVfyEwd1uYiaOgXOGjblifAt+lUArnWPOBg== |
| 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
| 2026-09-17T12:09:40.197796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013261observed 4b97b5c7bbb50f93c98a719f9f3564de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:40.179204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013261/manifest.jsonobserved 14d0107fcec082b2be11c7342bf7773c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:40.159329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013261/publication.mdobserved 239e5d45e49471133c984895720675c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:40.141044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013261/publication.txtobserved 3f4667c29508b344377a0486fd1133a7...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. |
|---|