OT-2026-000056200
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000056200) never changes.
Identity and time
| Publication number | OT-2026-000056200 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7bff-acd1-ae31a97d27f6 · 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-2026-000056200 |
| Status | PUBLIC |
Content hashes
| Canonical text | d55f07c3391116d7cfc205051da6b64e72a4151738eda573bb9a7260a2d55ef7 |
|---|---|
| Markdown | 9f17c1e53103505625505a038428c154b5fbe9064817035a50d9388dcb4544af |
| Publication page | df61770e24ad7df78d4f66971cf65240edc3c8ee6ecee54f1db090f9bf2e1472 |
| Manifest | 7f40151c4b681ff6521378feab8039e1c85396b6b39a6fc4318a07f31fd3b1c4 |
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 | PLhDLkgP2ZQjQavMgfq+FaHTZpf2qrcLW9K/BX6gAAI3S4g5mxD578nW4/ktrIqUCSEKTMSRz+34yOPY8MPICA== |
| 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
| 2026-09-17T10:50:40.238049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056200observed df61770e24ad7df78d4f66971cf65240...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:40.221962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056200/manifest.jsonobserved 7f40151c4b681ff6521378feab8039e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:40.205872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056200/publication.mdobserved 9f17c1e53103505625505a038428c154...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:40.190231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056200/publication.txtobserved d55f07c3391116d7cfc205051da6b64e...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. |
|---|