OT-2026-000022849
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000022849) never changes.
Identity and time
| Publication number | OT-2026-000022849 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7927-84fc-2ea4029333a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022849 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f2ec6a6a82750bfa4d9997839ac9c1354a83eb2eaaccefdc9f219d0abf40ff1 |
|---|---|
| Markdown | 750ff0414094df70e454afd2ca35e2cd5e2d144a46c5c9c4029157e77bbb441a |
| Publication page | 7982ee17ef44edd04527a014516c4269950ba73371e477a25e594582cd27b0b6 |
| Manifest | e3191cb230ee7b1208908ce4f8fa43ae8c93db53f61da8f46276a5196523d803 |
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 | eVZZrIJEYnqkWOE+br3htv62/7vbOkYrhaHq2bflICFHRpNfp1XKzsmIZQTrDdmT63CBnfRH9uf29I8LVneqBw== |
| 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
| 2026-09-17T11:52:23.215221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022849observed 7982ee17ef44edd04527a014516c4269...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:23.196715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022849/manifest.jsonobserved e3191cb230ee7b1208908ce4f8fa43ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:23.175906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022849/publication.mdobserved 750ff0414094df70e454afd2ca35e2cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:23.156302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022849/publication.txtobserved 2f2ec6a6a82750bfa4d9997839ac9c13...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. |
|---|