OT-2026-000006271
Publication integrity record
Vacuum cup gripper, plant vacuum fed, contact triggered on the face, 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-2026-000006271) never changes.
Identity and time
| Publication number | OT-2026-000006271 · never reused |
|---|---|
| Internal UUID | 01a0a955-1699-7c85-8891-d23b8da6950b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:28:40.987608Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006271 |
| Status | PUBLIC |
Content hashes
| Canonical text | a759694d84304d35c8a1e547cd6e74a986c886c4294d5d177922a3f8ed68575d |
|---|---|
| Markdown | 1c9d17e787561682c13f6a94dd4dd5d081c0896d789f1112e375ce0e975b3fbf |
| Publication page | 3b7c499bc62ea824cbe9472e2954579370b20354b23bcb2bce30e6ed949fa887 |
| Manifest | 4c1009f165b3a7d6da09ac610a62020355571e015f28ce1829ae486ab87899ae |
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 | WNCWShNzJPHY3i4IcOVdiUCkBxBJelQjoHthPs73vrXK/lYHLG0iKhnNJaq/Tzfbed2rzSf9idM795zZ/+ZODA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:30:07.417575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006271observed 3b7c499bc62ea824cbe9472e29545793...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:07.402841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006271/manifest.jsonobserved 4c1009f165b3a7d6da09ac610a620203...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:07.390267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006271/publication.mdobserved 1c9d17e787561682c13f6a94dd4dd5d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:07.374908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006271/publication.txtobserved a759694d84304d35c8a1e547cd6e74a9...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. |
|---|