OT-2026-000012003
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000012003) never changes.
Identity and time
| Publication number | OT-2026-000012003 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-7600-a369-8a3f6b8ea441 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012003 |
| Status | PUBLIC |
Content hashes
| Canonical text | fbaa281300caec4abc15a65d209fc97d6eb94144554b050776ec1ea9d5312e5a |
|---|---|
| Markdown | 4b64aaa8278729fc073482212713faadb083abf090a002b9c500a0a3df89bb10 |
| Publication page | 855fb3c8c0b2a8305c947a562c6d133200a657aa3ff98dcbdc3425e4ac40c5ca |
| Manifest | b15cbc873dcebce523c80f2f0935c313bf807500dfe6a8ca9bf57a81405f7f85 |
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 | 6gqG1auT1/dN4m7n8wzbeVlF8NVBl0Cxy2NLtOfcNRMqfP+5fg9xGk0mxM8jtYq2dSReFOGS3CnUjwBsKN9aDw== |
| 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
| 2026-09-17T12:12:52.126413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012003observed 855fb3c8c0b2a8305c947a562c6d1332...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:52.106614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012003/manifest.jsonobserved b15cbc873dcebce523c80f2f0935c313...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:52.085245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012003/publication.mdobserved 4b64aaa8278729fc073482212713faad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:52.063530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012003/publication.txtobserved fbaa281300caec4abc15a65d209fc97d...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. |
|---|