OT-2026-000043577
Publication integrity record
Three cup vacuum gripper, three outlet manifold, 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-2026-000043577) never changes.
Identity and time
| Publication number | OT-2026-000043577 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-78d5-979f-f371e1b799e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043577 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31789eb5d47faa85c18562c3d4a951409e1eb3d600bbc8b5ae5e11bc0714f9bd |
|---|---|
| Markdown | c2fa57c14bd7cb098e5c803235ecaf364801d7fdf3172af7dfaf433ae7734d59 |
| Publication page | a9745b97307f3096207067c6551588252547a7b5dc219cc6eae347243c0b6ab5 |
| Manifest | f7d7b7ab30dc910a8315481cbbc0056d53cdca690963c2d9289917d8d449b863 |
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 | XHW8rbX3Iv3uC9nTsvheI/eKHq1OSevJOD0T+3VZ1pKoq+QtDU+ftLTnZ/cK+ZKiwC2lAWUtIulsTprEzqY3DQ== |
| 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
| 2026-09-17T11:12:58.497610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043577observed a9745b97307f3096207067c655158825...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:58.479388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043577/manifest.jsonobserved f7d7b7ab30dc910a8315481cbbc0056d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:58.460511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043577/publication.mdobserved c2fa57c14bd7cb098e5c803235ecaf36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:58.441582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043577/publication.txtobserved 31789eb5d47faa85c18562c3d4a95140...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. |
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