OT-2026-000072408
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000072408) never changes.
Identity and time
| Publication number | OT-2026-000072408 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-7b45-8de1-968f07c09667 · 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-2026-000072408 |
| Status | PUBLIC |
Content hashes
| Canonical text | b90a5a41d73b1829e9e16efc9a2a94bf32d2a3279d9ab23a6b955bcfedbb3a5d |
|---|---|
| Markdown | fda78b033b3ddd0a419814440976359cdbccc7b289627d9e4fb633cd15abe09f |
| Publication page | 31dd802ede8b22416d831d3741fc63b4183b037f60d277563d89066d81efca69 |
| Manifest | 8b5e8371ea525343f460b23c735b56ad26fbae5ef03a9b6b09c8d20dc40cb4e6 |
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 | 1Doa0SemPrY9aOrH+l0YUA8CV6l9EWl0Svzac86avVBjkTLpnMtNYqa+BmXR5QCVmcWrGs5V8UtoXax3TLr6CA== |
| 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
| 2026-09-17T10:22:13.320153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072408observed 31dd802ede8b22416d831d3741fc63b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:13.303868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072408/manifest.jsonobserved 8b5e8371ea525343f460b23c735b56ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:13.287104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072408/publication.mdobserved fda78b033b3ddd0a419814440976359c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:13.270801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072408/publication.txtobserved b90a5a41d73b1829e9e16efc9a2a94bf...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. |
|---|