OT-2026-000042538
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, 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-2026-000042538) never changes.
Identity and time
| Publication number | OT-2026-000042538 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7705-a719-f50b67ff1da7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 885a0e37d47be2c9693e84ffa7feebf3c2066fbafcf2df18ed3bce27ad6b213a |
|---|---|
| Markdown | 964ff09b1a3c39674159c020844bd5ee79d5429d289facff679ed6d4c9e7ad51 |
| Publication page | e4bad4fe2e5d04880c6895cb06409c89fa02aa8398d260a8891ac6bc20efb806 |
| Manifest | a245453959cbd81948a26804233a60826624e76808aa735c35d4cbec62aa3045 |
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 | 3gwz0MBMRfpmlJeRPkpuIUteCkCB3CRbrDWIdpJpuMVL0Ehan2QbxmNSHbkZRP0lMYXgFR/2BETg/5hFqlPsAQ== |
| 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
| 2026-09-17T11:14:14.353503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042538observed e4bad4fe2e5d04880c6895cb06409c89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:14.333450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042538/manifest.jsonobserved a245453959cbd81948a26804233a6082...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:14.312024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042538/publication.mdobserved 964ff09b1a3c39674159c020844bd5ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:14.291656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042538/publication.txtobserved 885a0e37d47be2c9693e84ffa7feebf3...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. |
|---|