OT-2026-000012479
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000012479) never changes.
Identity and time
| Publication number | OT-2026-000012479 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-751f-87e3-83f8ef9f7a5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012479 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56b1b9562311f7042711b429c429290b0f9b57edd87f2cac811e3e263ceb8036 |
|---|---|
| Markdown | 375d86856bd930ddf346290816b1aa8b1b0b681faad4a3f0e17e1d131e344e72 |
| Publication page | 17c91589c43ad8cb4525c156abd77c6b9a03bb8a056d0b159c5da9eee6faa645 |
| Manifest | 92d48bb8bdf995ba395ed17c16cdb123f5a2f2af60db77b39337a457028d3ba6 |
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 | Bxg/lL71hUIatouRSIT9hlxVdoe3AOq4pD1/c5g20/RD5s9ATJLDnt5MGOuO7N3afEQ5NvDIY5IaIn72YSliBw== |
| 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
| 2026-09-17T12:11:59.538527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012479observed 17c91589c43ad8cb4525c156abd77c6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:59.518895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012479/manifest.jsonobserved 92d48bb8bdf995ba395ed17c16cdb123...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:59.501947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012479/publication.mdobserved 375d86856bd930ddf346290816b1aa8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:59.483935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012479/publication.txtobserved 56b1b9562311f7042711b429c429290b...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. |
|---|