OT-2026-000052291
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000052291) never changes.
Identity and time
| Publication number | OT-2026-000052291 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-70f6-8d69-ec6b7d95f789 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83d450dbcf4dd0220f0c247eef4979550d877e88d0d68adfa3a69685b43b7fa8 |
|---|---|
| Markdown | 34b930efe5a6215dfdff1cc4c8ca3c9a6e6c7b2c3409d1207b0b458a4e8043c8 |
| Publication page | 7dc28a21b4e9b7c6480e92296702e2e954fa95ee5637d33bdd1c623bd39cc08b |
| Manifest | 479713e750bb3005776a537e5dafec874db57aaeeef1d6f3a95fe817e9f92148 |
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 | hvLZ0z87bvutDlHrX2yWfzBRHHSyqbDRbCoN+3kWv0VC1VprjV4P7JAyKr4WzxdTgqPmt8OHTFBqUTeBKRSBDA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:58.281484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052291observed 7dc28a21b4e9b7c6480e92296702e2e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:58.263557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052291/manifest.jsonobserved 479713e750bb3005776a537e5dafec87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:58.244020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052291/publication.mdobserved 34b930efe5a6215dfdff1cc4c8ca3c9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:58.226504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052291/publication.txtobserved 83d450dbcf4dd0220f0c247eef497955...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. |
|---|