OT-2026-000005214
Publication integrity record
Vacuum cup gripper, three zone face, plant vacuum fed, contact triggered
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-2026-000005214) never changes.
Identity and time
| Publication number | OT-2026-000005214 · never reused |
|---|---|
| Internal UUID | 01a0a931-8714-7350-8549-690696390192 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:49:50.488112Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005214 |
| Status | PUBLIC |
Content hashes
| Canonical text | da6f3715bef3ad49c0f80ee2d97bc85081d75cea8a76ea8306fe2e5115e67de2 |
|---|---|
| Markdown | 97e6be3e5af38b0c144ccbe701a6221be91724e51d348e1c470529ad156c38b4 |
| Publication page | 1b38870686616b0ae1d8b4f478115484df672a0488a72023a6d32acb220d669f |
| Manifest | 8974103e55b028709e9db81e1b0dc30b22aa4ff2ebbef6d59d5d707b45ecd49a |
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 | i7/BYjZ7Q6mCPdplibCfRCt3fmElx3VnQwiyiTi7lG/rTxH591opzgO8EqaSxBb5ymYEs0Q4eDfuIpdGiECRDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:02.967142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005214observed 1b38870686616b0ae1d8b4f478115484...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:02.954640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005214/manifest.jsonobserved 8974103e55b028709e9db81e1b0dc30b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:02.940461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005214/publication.mdobserved 97e6be3e5af38b0c144ccbe701a6221b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:02.924740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005214/publication.txtobserved da6f3715bef3ad49c0f80ee2d97bc850...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. |
|---|