OT-2026-000072451
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000072451) never changes.
Identity and time
| Publication number | OT-2026-000072451 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-7b02-b9e5-0f6c990bbdb5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072451 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ea7c47896aedbc743f6827dcc06b70a7c3c89c8da420b38525cef46b18155d6 |
|---|---|
| Markdown | 8767f517ee47ef466cfa815b088417253e40b945091a974fb51417f9ae1e08a5 |
| Publication page | c51738f06ef0cfc7d3bd7d9f9d26cf3932c957f16e6c2b5b5026691f0c7ae747 |
| Manifest | 462d56161ef0ca3c770c2e4ba6296bf91b253ff9a4530c371eeb8b6c54713022 |
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 | kDSh0I//LlUot+gXVVm3Uok4nvJ9b9q1YwaoZU76Rlx3Qc8m7jxOvv6lLcjB1qh1Wtfft0R4DX+Ph4XEHyXmCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:16.295503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072451observed c51738f06ef0cfc7d3bd7d9f9d26cf39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:16.277873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072451/manifest.jsonobserved 462d56161ef0ca3c770c2e4ba6296bf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:16.261302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072451/publication.mdobserved 8767f517ee47ef466cfa815b08841725...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:16.245474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072451/publication.txtobserved 4ea7c47896aedbc743f6827dcc06b70a...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. |
|---|