OT-2026-000041104
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000041104) never changes.
Identity and time
| Publication number | OT-2026-000041104 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-7c3b-8031-1ef711703ea2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041104 |
| Status | PUBLIC |
Content hashes
| Canonical text | efc4d3dafddf5933505f89a50b3cb182bfe63374434098b0c122d8c121b99ec0 |
|---|---|
| Markdown | b0ed53941ab1890db48137eab4b0a2eaaa19c160440aeae225612d4bee80bb6d |
| Publication page | 738e55be723507918ab56362b289fb0e2fb4410c6ade083e2abf7b7f5b093cef |
| Manifest | d75b1c50855cd702a526d0d670f6cfef1fa3b82883a1a7a40986f5a3c2d130e9 |
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 | 7SRJcvarluhusHEANtqNDAqqyrKglZjs9vwUvlzu2H7G4fa+AzcPAjdn1WNmRRebNbQjACzeTyQZDr4xqTUoBQ== |
| 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
| 2026-09-17T11:17:01.450150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041104observed 738e55be723507918ab56362b289fb0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:01.433487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041104/manifest.jsonobserved d75b1c50855cd702a526d0d670f6cfef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:01.416775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041104/publication.mdobserved b0ed53941ab1890db48137eab4b0a2ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:01.399666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041104/publication.txtobserved efc4d3dafddf5933505f89a50b3cb182...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. |
|---|