OT-2026-000052960
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052960) never changes.
Identity and time
| Publication number | OT-2026-000052960 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-736f-be22-e3c8d2e0c292 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052960 |
| Status | PUBLIC |
Content hashes
| Canonical text | e721d27d6581a7f207b1cde4fd528d752a3e0109e50c86cb4f9e21e5cf3b444c |
|---|---|
| Markdown | ac428b18736dab6e0c9bc3ca10a55f48e4e98dc4e9498bf515073d6fd15ca27c |
| Publication page | 8dc8bc8afc7caf63b915084272e6c76072c860a88291083cfc6f48eb708ce828 |
| Manifest | 253f728dbf301f2dabad9cc304d0fdb915370fd86a1cbfe25e1d12a44690ccb6 |
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 | HtMaahC2qE4o9d4peoPAO1S1AEXzt6nAmXMfOZzr0aNgtnUvA+K3MlGrgKPApMcVF3B/E5tTXX2LiPAvbKZnBw== |
| 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
| 2026-09-17T10:56:38.643424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052960observed 8dc8bc8afc7caf63b915084272e6c760...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:38.625692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052960/manifest.jsonobserved 253f728dbf301f2dabad9cc304d0fdb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:38.607505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052960/publication.mdobserved ac428b18736dab6e0c9bc3ca10a55f48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:38.590778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052960/publication.txtobserved e721d27d6581a7f207b1cde4fd528d75...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. |
|---|