OT-2026-000102721
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102721) never changes.
Identity and time
| Publication number | OT-2026-000102721 · never reused |
|---|---|
| Internal UUID | 01a0aea4-858b-7194-bcb1-aebae201403e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:32.827355Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102721 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd3b818b8141edb076ea56f86f7968cb6dbe75398f342bff47eec2bc8595bc25 |
|---|---|
| Markdown | 9b5c616b65677d1592ff417386859d782d19771f47610fd9805701ec7b78f645 |
| Publication page | 0023bc3d4b25488781440a665092e5b5a71ec7aadecd3a9b92d5cbd8adba38eb |
| Manifest | 03a0e3e9f3f674605c0018b74f4532370debcf80f7357300757ee8fea6c63151 |
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 | 9HruV/1I7MhcXyoVNAe1lHCel4Y/CXqw0mJHGxoy7LKO/Wq0g1a8qKmAAX8U0go0hM936z7EHvTAzbsyFBg4Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:23:40.584900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102721observed 0023bc3d4b25488781440a665092e5b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:23:40.567633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102721/manifest.jsonobserved 03a0e3e9f3f674605c0018b74f453237...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:23:40.550688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102721/publication.mdobserved 9b5c616b65677d1592ff417386859d78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:23:40.531467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102721/publication.txtobserved fd3b818b8141edb076ea56f86f7968cb...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. |
|---|