OT-2026-000027827
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, 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-2026-000027827) never changes.
Identity and time
| Publication number | OT-2026-000027827 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-77d3-99bd-8887a6e8af04 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027827 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c9582c84c543c3717fe0ed274dd330126d77b115d798b318bea5a0a3240b52b |
|---|---|
| Markdown | fb23a7535aa335176b5963b0b410806aa12cbd20f9a2a60a8dde15c56ffb372e |
| Publication page | 66ffb35670f644ebb2f5200468a414deee123cd217c828ecb83a13b7513b4113 |
| Manifest | 687214776107b3a15ff05e8d3aae4e58758fc2d3fb553d35c7f5ea1e274da6de |
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 | 9ZwWnQlzu2/UvLma7IsfyK3AwolOJrzL6BOLXUdgTe4J1DDF8RxtYS44gwXBfXt5EFEiS4on8hnM64GCvLb8CA== |
| 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
| 2026-09-17T11:41:52.102346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027827observed 66ffb35670f644ebb2f5200468a414de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:52.085459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027827/manifest.jsonobserved 687214776107b3a15ff05e8d3aae4e58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:52.067108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027827/publication.mdobserved fb23a7535aa335176b5963b0b410806a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:52.049219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027827/publication.txtobserved 5c9582c84c543c3717fe0ed274dd3301...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. |
|---|