OT-2026-000004906
Publication integrity record
Vacuum cup gripper, three zone face, plant vacuum fed, contact triggered, rubber cups, oval form
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-2026-000004906) never changes.
Identity and time
| Publication number | OT-2026-000004906 · never reused |
|---|---|
| Internal UUID | 01a0a927-5b7e-73f5-9164-49f944383fa8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:38:43.969140Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004906 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1aaec94b0f76e340a8ffd06c54986c0a66c7da3c2320d72db5d3a5d8e8d2161 |
|---|---|
| Markdown | acd203372a94a7990f07f7970fdf9560ffa225ad28736fce0d648c225005c842 |
| Publication page | 2c664f53e22cd267bf62a412b67180037a3c94a5260f89c1a4b7e418e0296f66 |
| Manifest | 3db2f6523f73b8e6f7a8454a173069a4ec8420b0101eab8422a8a8b461d8aca4 |
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 | o13fIgcvW4achMtXteAXIz04EP82QWQ7u/LuY8hZ/921+w7r4xr+mHgQTAtlcd7tLc6ysaNz+a9+C/BAwIxLCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:06.188650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004906observed 2c664f53e22cd267bf62a412b6718003...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:06.175989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004906/manifest.jsonobserved 3db2f6523f73b8e6f7a8454a173069a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:06.163021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004906/publication.mdobserved acd203372a94a7990f07f7970fdf9560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:06.148965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004906/publication.txtobserved e1aaec94b0f76e340a8ffd06c54986c0...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. |
|---|