OT-2026-000013915
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum 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-2026-000013915) never changes.
Identity and time
| Publication number | OT-2026-000013915 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-74bc-81fb-d2076b2c908b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013915 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe8efbe17617b11083f2517d495ecef46243ee51d1ae80dfeabba48ad6b35e5b |
|---|---|
| Markdown | 4a689a9f97176bf60dc53a0fd366385253b527cb633d45afa5ed2755da4fdb24 |
| Publication page | a9475e1ab0cabaae2421bd5410148c7b02ba5509c655258e03bae3f2ecf558ef |
| Manifest | 93ff1bc96aa3057fdb5b52d3ba8bfeb2c4a396d06242253498ef2e7dabf64021 |
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 | iQZy/rOvVk16f4StUs+/o5A1oLZJQl/pu6FGyUaTh/h8c8ZMVbFtYgccaQ1v5GuE74Cdc+l7GEcHNqdHnqMKCg== |
| 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
| 2026-09-17T12:09:02.797333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013915observed a9475e1ab0cabaae2421bd5410148c7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:02.775481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013915/manifest.jsonobserved 93ff1bc96aa3057fdb5b52d3ba8bfeb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:02.755852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013915/publication.mdobserved 4a689a9f97176bf60dc53a0fd3663852...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:02.737518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013915/publication.txtobserved fe8efbe17617b11083f2517d495ecef4...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. |
|---|