OT-2026-000056232
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000056232) never changes.
Identity and time
| Publication number | OT-2026-000056232 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7c8a-a888-9ad1f60e615b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056232 |
| Status | PUBLIC |
Content hashes
| Canonical text | f58bfbca23e09355d1367268ed541c44180bb1517400c4d33dec6f7a2c7c93df |
|---|---|
| Markdown | e916827894403c15a8c09d36a66683d741650eceff7ffe29a2dbab5718db0253 |
| Publication page | d608dc63a31ee4e3b8f70025291a91f6ecc7243a1d2021088f7b59eb515de201 |
| Manifest | b0f8c8c82159aa59fdb6fa8ba713f6356f698ac0f69480c83748d53996c09d2a |
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 | iaTexWVjVREMQCah8C8o45wucxTc2t3d/D72S0wBcLB4nmueV/kFvzrq8vIFgw+ERLNJjPWe2qZGsIi/jXqUCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:38.528743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056232observed d608dc63a31ee4e3b8f70025291a91f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:38.509934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056232/manifest.jsonobserved b0f8c8c82159aa59fdb6fa8ba713f635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:38.490565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056232/publication.mdobserved e916827894403c15a8c09d36a66683d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:38.404068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056232/publication.txtobserved f58bfbca23e09355d1367268ed541c44...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. |
|---|