OT-2026-000042215
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000042215) never changes.
Identity and time
| Publication number | OT-2026-000042215 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-7c52-9fc1-7c0753980cc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042215 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b5c3e608c269f9aa67ffe1e83198fc34b633f945f289e420c365644f73a1712 |
|---|---|
| Markdown | a8a282cf4221df54d8c63ce613355adc36f0d3999d5636d0569d50b682675659 |
| Publication page | 36f8271586368cfbcccf30381c8bdd31ea24156d3bcfba4cdd71a055d35f5153 |
| Manifest | 0ffe1bfa781f7957dd27db4a7cf3ffc1daa901d855159a67c40f89a9cb951cc6 |
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 | Yve2o0uj07fsix4lSc5iihpzRxqFqd9o+uXvXN4JH4xRg0a/7Z9Eg+iXMIzWVnfMGCRToRF740+cmfUIIcU7Bg== |
| 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
| 2026-09-17T11:15:53.183828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042215observed 36f8271586368cfbcccf30381c8bdd31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:53.166071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042215/manifest.jsonobserved 0ffe1bfa781f7957dd27db4a7cf3ffc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:53.146326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042215/publication.mdobserved a8a282cf4221df54d8c63ce613355adc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:53.126978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042215/publication.txtobserved 7b5c3e608c269f9aa67ffe1e83198fc3...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. |
|---|