OT-2026-000013713
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000013713) never changes.
Identity and time
| Publication number | OT-2026-000013713 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7087-b5c8-bef6d63632dd · 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-2026-000013713 |
| Status | PUBLIC |
Content hashes
| Canonical text | d66774e636654561ce8eb1f9005a4b549ecd0924f9e29b90f95631743b7ec77f |
|---|---|
| Markdown | f18c48091fe151051bc787f6eb3cb9704894edbd04aed3c1d02914344092c691 |
| Publication page | 59d47f5f1f967daba85102b52201c290a9e81bc868a927ee23599b865bfd2b78 |
| Manifest | f743e56d1109a92521bed14f49c4e4fb66dd6a7e406f5f788dd13a43b94d7f23 |
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 | f1RyvmvRRO/Sp8IZm48GSBQsnhqd7sJ/qnfD7JHD6BW2PVjDctS/Ubcr51PlwWQ9Sa8/iq9pm9X74K40EDl4Bw== |
| 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
| 2026-09-17T12:08:40.440445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013713observed 59d47f5f1f967daba85102b52201c290...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:40.420306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013713/manifest.jsonobserved f743e56d1109a92521bed14f49c4e4fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.400544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013713/publication.mdobserved f18c48091fe151051bc787f6eb3cb970...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.379223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013713/publication.txtobserved d66774e636654561ce8eb1f9005a4b54...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. |
|---|