OT-2026-000017419
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000017419) never changes.
Identity and time
| Publication number | OT-2026-000017419 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c9-7113-b3d1-ba2f388f5d56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a55484db3a64622c5c017a6a94c66b5811f0db7c4ec86efd6956f814780b205 |
|---|---|
| Markdown | a65cfb4b520ce4d9260175f5e77f7ed81e9ea4eefc1a260619191945a4309b29 |
| Publication page | 4aa943caa6c943579ea72d11602a55cc8d49f2d0c745e4ff24045baec0d026fc |
| Manifest | 0ed48072e188904e9cd985b18f35fc42388fc67164a677e158ba6cefc4bd1457 |
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 | e5sWBKRKHMJES6Hkw6r3cS+UgCGOnChwMMykYILAzJr/BFDI6ImOk64nwOfiwSNTOD8qfnIu31PrOqUFA2uECA== |
| 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
| 2026-09-17T12:42:13.610775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419observed 4aa943caa6c943579ea72d11602a55cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:42:13.411884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419/manifest.jsonobserved 0ed48072e188904e9cd985b18f35fc42...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:13.226140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419/publication.mdobserved a65cfb4b520ce4d9260175f5e77f7ed8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:12.999775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419/publication.txtobserved 3a55484db3a64622c5c017a6a94c66b5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:32.887833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419observed 4aa943caa6c943579ea72d11602a55cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:32.868415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419/manifest.jsonobserved 0ed48072e188904e9cd985b18f35fc42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:32.850927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419/publication.mdobserved a65cfb4b520ce4d9260175f5e77f7ed8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:32.833895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017419/publication.txtobserved 3a55484db3a64622c5c017a6a94c66b5...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. |
|---|