OT-2026-000021405
Publication integrity record
Single cup vacuum gripper, single stage ejector, sustained blow-off before set-down
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-2026-000021405) never changes.
Identity and time
| Publication number | OT-2026-000021405 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7d63-8cc8-44d37b38ba72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021405 |
| Status | PUBLIC |
Content hashes
| Canonical text | c811c1798ff1bf6555391f6abaf97b6235f3a7a7b0a939c7e59adc60e57c9e25 |
|---|---|
| Markdown | 123eb79c314c860be8da5f5d871272c91cfe6d6dcecd7b6edc63c21c9b2420e6 |
| Publication page | ccd150834f466da3d754f9afdfdd20372b0adbedbb0f1e7c2c0fce6f343fbfcb |
| Manifest | a95ef8cbf0bd35af192431a569915174a45567d8b498f82e01f71ee01ff2402f |
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 | CKb6KTZqAS+b8DOnxiTOkXTg+uzVoRUB+4WODkOP6O8+S/LSH80X63SGvtTm1dLOL+p6m3v7/Nzmcebt3PsKAg== |
| 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
| 2026-09-17T11:55:18.040021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021405observed ccd150834f466da3d754f9afdfdd2037...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:18.011881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021405/manifest.jsonobserved a95ef8cbf0bd35af192431a569915174...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:17.988970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021405/publication.mdobserved 123eb79c314c860be8da5f5d871272c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:17.960547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021405/publication.txtobserved c811c1798ff1bf6555391f6abaf97b62...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. |
|---|