OT-2026-000013949
Publication integrity record
Single cup vacuum gripper, single stage ejector, pulsed blow-off before 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-2026-000013949) never changes.
Identity and time
| Publication number | OT-2026-000013949 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-739c-b58b-cdf38c5c76d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013949 |
| Status | PUBLIC |
Content hashes
| Canonical text | 599268ae99ae6056300d2c4556ebbed1ca30aca1b7999af173fb34a5adbd77d4 |
|---|---|
| Markdown | 01ab8904d9c06a5cb50e10bb7bc4924712d796f77fa8c11852ba0a9df33c353b |
| Publication page | ec77e7d810521eb0b785e8e3e958246740982b39a92a4bb3a4d4408a8fd223dd |
| Manifest | 096921d3c48ca9609fd28755019063737eeb79fb90fcad5e5217b50202386e26 |
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 | SVbQJ13T2j3Hl0mvhK9oSGyGq9ghuD+rmNeELoJT0l22gQ3k1YBys4PjpvnR5CJFTfd1m6m+DXE4ESDHqzGmAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:09:08.966566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013949observed ec77e7d810521eb0b785e8e3e9582467...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:08.944779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013949/manifest.jsonobserved 096921d3c48ca9609fd2875501906373...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:08.924735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013949/publication.mdobserved 01ab8904d9c06a5cb50e10bb7bc49247...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:08.903666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013949/publication.txtobserved 599268ae99ae6056300d2c4556ebbed1...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. |
|---|