OT-2026-000074801
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000074801) never changes.
Identity and time
| Publication number | OT-2026-000074801 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7fdc-b24f-ae3a56887c40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074801 |
| Status | PUBLIC |
Content hashes
| Canonical text | bff9fecfecca93ca7a1d81325cc96c9790df19fd3c050a085ddb4cb4f555fd05 |
|---|---|
| Markdown | 9e8d5cb677011357b07f3488d880acfe636a4741de01fc7b5e51b3ee9545fc07 |
| Publication page | 670d8f6ba77796e0ed466dd112f8ae77357ca0879d1b8ae25674fbfbbf51c268 |
| Manifest | b43ad2389f6c6104b6af4c015e807e60535ea1cfe4b975f5bb8efd14171b2b9f |
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 | sspIenbus9MxLnb9vvJLIFHk9TzxoGO9P6ohiO4x3LgEkU52O8A9ZD8rO4QX3C2VnTsNSvBNWLOYDmRS3qq3Dg== |
| 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
| 2026-09-17T10:18:30.315020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074801observed 670d8f6ba77796e0ed466dd112f8ae77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:30.298052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074801/manifest.jsonobserved b43ad2389f6c6104b6af4c015e807e60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:30.277928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074801/publication.mdobserved 9e8d5cb677011357b07f3488d880acfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:30.259512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074801/publication.txtobserved bff9fecfecca93ca7a1d81325cc96c97...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. |
|---|