OT-2026-000054289
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000054289) never changes.
Identity and time
| Publication number | OT-2026-000054289 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7071-a538-e2692e0ddd9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054289 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12365e4bfe3c3ef1dfea39eea4aae1530a20da18ebc3913f37fadaead961cdd0 |
|---|---|
| Markdown | af8d3b2086878b3ef95fef4e890e1c237a750dd4fceb8697805eb2e64d9f94f0 |
| Publication page | 3b7c2587de8cce21d5b9a19ee0cc552e22bd4ff0fc7a1d233103da6b97c77d5d |
| Manifest | 14f3de9d1a3014106d4f69bfae6a9ab82dca7bd0c318cac3a59683cff884e969 |
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 | lC5DCmZrX1EyayPARuW+YWXSrlvYv4oeSzSj96ZFpTCGPASFCPk0vChZgq/TXFGmEbal1qpXEfRp0X9NNl0uDw== |
| 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
| 2026-09-17T10:54:47.297599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054289observed 3b7c2587de8cce21d5b9a19ee0cc552e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:47.281024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054289/manifest.jsonobserved 14f3de9d1a3014106d4f69bfae6a9ab8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:47.264157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054289/publication.mdobserved af8d3b2086878b3ef95fef4e890e1c23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:47.246484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054289/publication.txtobserved 12365e4bfe3c3ef1dfea39eea4aae153...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. |
|---|