OT-2026-000053181
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented before set-down
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-2026-000053181) never changes.
Identity and time
| Publication number | OT-2026-000053181 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-75ed-a759-7725ede3d665 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34255c93cca15d87cc4c70c2687a0e69fda4bc7fb9f339215c9c3b5a1a73dbc0 |
|---|---|
| Markdown | 9e0eff9325f52f38ca195e95cef43bb761395f31d7e32b3e80b9cd2b38a147d1 |
| Publication page | 7946736fb357b184ff6ed01aeaa7e24e4856590986613c03191dcaedee73d46f |
| Manifest | b9e4cec4f54d7d41a74c9fc08a529d77c4085b0297b588373389593ce91f1d2e |
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 | oHPF/Z03JpJyq8aT/Q97ay24nPeT9V4M9wWV2MrnpQFj0GckWWaimLDe2ROYcATy5iPZ48roHLJMaTXI/zuSBg== |
| 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
| 2026-09-17T10:57:00.396745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053181observed 7946736fb357b184ff6ed01aeaa7e24e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:00.378528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053181/manifest.jsonobserved b9e4cec4f54d7d41a74c9fc08a529d77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:00.358141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053181/publication.mdobserved 9e0eff9325f52f38ca195e95cef43bb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:00.339836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053181/publication.txtobserved 34255c93cca15d87cc4c70c2687a0e69...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. |
|---|