OT-2026-000104203
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump 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-2026-000104203) never changes.
Identity and time
| Publication number | OT-2026-000104203 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7d41-9237-0a030e005264 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104203 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe8b54519eab42a999d68305a44f5e0bb924a08a44a317ac4728b807e9d76f02 |
|---|---|
| Markdown | d86e8a1e6ba67972a93e0f0f71c91ea5053cbb133f05fc285128d6f6479e8728 |
| Publication page | a2cd2991ba7c9d388a3ad65fa720a13d9d49b582e265765c77bb238f1cb947f1 |
| Manifest | 6ca2468d8fb78fe8ac7282050d92fcaec60c2de89f167cfc91ca78c9fa6cd794 |
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 | u4w187HA6Jj3NmXQEaDAqgW2CPAHpnbB0nlYoRWRTK1yovJXIK/PwSt362swMpIIQWi2n6XlbSnEDzzQDoRHAw== |
| 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
| 2026-09-17T09:20:18.133850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104203observed a2cd2991ba7c9d388a3ad65fa720a13d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:18.116642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104203/manifest.jsonobserved 6ca2468d8fb78fe8ac7282050d92fcae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:18.099443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104203/publication.mdobserved d86e8a1e6ba67972a93e0f0f71c91ea5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:18.079144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104203/publication.txtobserved fe8b54519eab42a999d68305a44f5e0b...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. |
|---|