OT-2026-000057832
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off after 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-2026-000057832) never changes.
Identity and time
| Publication number | OT-2026-000057832 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-7e2c-98a5-7a73450e0ebc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057832 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e38317d9fa53f91a2df369b41e0ac7223b69943ebfad515a9a1175c0cdcfa85 |
|---|---|
| Markdown | 9469bd0c028dc294d8e4a75e7923e0d41f5156f3d65e62589edbc2a5da7592e7 |
| Publication page | 8ce25698102457eb958707e89e2ed6bb756ab27a7e88e71e7c1cc22c410e1c53 |
| Manifest | a30f6fb1a86e8d0b9c179b36e6ddf7cd9c5eb945922ad791b1ea8946fbee2689 |
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 | EKPqxDA2XhkEUDJFp/P1HTkgKs6ykbt8J48udv+3uEKvu93d98S0RZRZ2//C9WgoWY3C+lkv1mIIt3RAqCqbCw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:24.425368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057832observed 8ce25698102457eb958707e89e2ed6bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:24.406214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057832/manifest.jsonobserved a30f6fb1a86e8d0b9c179b36e6ddf7cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:24.368642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057832/publication.mdobserved 9469bd0c028dc294d8e4a75e7923e0d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:24.324661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057832/publication.txtobserved 1e38317d9fa53f91a2df369b41e0ac72...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. |
|---|