OT-2026-000003571
Publication integrity record
Vacuum cup gripper, common isolation valve, ejector fed, pressure verified, contact triggered
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-2026-000003571) never changes.
Identity and time
| Publication number | OT-2026-000003571 · never reused |
|---|---|
| Internal UUID | 01a0a90a-6994-7e23-901b-46293ae3f203 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:07.030434Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003571 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7973b98783e1deb8bbe9603e89156a9345620413cf7d94611976a2b6efa98f8f |
|---|---|
| Markdown | 907facf4a2883d32ee528aa568b683461f6510c6d52dc17b6ef30f19d2e9f725 |
| Publication page | f19a1a54d9661d4cab28102577d4b008087704e865e16aeaf16d1e33505c65a4 |
| Manifest | 04d54396469c22bce76f2a1bf1c2a670b8769173f7a2135487ba2b8f217a86e7 |
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 | Kwl0Ka5DtQvANjD5VA7+ipB0tD5Xa7Mu3hoKSIEPuPwD0e5kbVMk+fqJHt0OhYlbxNl2YfFTcRuZyELgoNGnBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T08:40:39.428334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003571observed f19a1a54d9661d4cab28102577d4b008...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:39.414945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003571/manifest.jsonobserved 04d54396469c22bce76f2a1bf1c2a670...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:39.401113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003571/publication.mdobserved 907facf4a2883d32ee528aa568b68346...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:39.384141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003571/publication.txtobserved 7973b98783e1deb8bbe9603e89156a93...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. |
|---|