OT-2026-000004573
Publication integrity record
Vacuum cup gripper, three outlet manifold, pump fed, contact triggered on the face
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-2026-000004573) never changes.
Identity and time
| Publication number | OT-2026-000004573 · never reused |
|---|---|
| Internal UUID | 01a0a91c-64da-7ad7-ab07-b151f1cb1af0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:45.472292Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004573 |
| Status | PUBLIC |
Content hashes
| Canonical text | becec93e5c8e6aa408ab0808091115360e8caebf9568b34255fbd9d2e47dd443 |
|---|---|
| Markdown | c52161077b679cc696a14bc51def0b7a571ca24b7836586b8be706334fa12945 |
| Publication page | 1973e65de8ab12007ecd8c7ddbdeb61f13d2115c8d005d1a1e7ac45675ba46f4 |
| Manifest | d6acc372e9cb3825636a1f4168c20b26074f83225bafccc8c94df6f5e0bdc0c8 |
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 | Xtytk9lVMkayNAv5pVnhXZ7zOUHncDMkspDx+1lsaMis19WnSJUVlU7tfmAas8SJIET5qqaKOMCCV18ywfV+Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:13.431855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004573observed 1973e65de8ab12007ecd8c7ddbdeb61f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:13.420735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004573/manifest.jsonobserved d6acc372e9cb3825636a1f4168c20b26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:13.406420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004573/publication.mdobserved c52161077b679cc696a14bc51def0b7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:13.393135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004573/publication.txtobserved becec93e5c8e6aa408ab080809111536...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. |
|---|