OT-2026-000052903
Publication integrity record
Two cup vacuum gripper, two zone face, three stage ejector, supply line 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-2026-000052903) never changes.
Identity and time
| Publication number | OT-2026-000052903 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7a9c-b510-0686d980dbd4 · 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-2026-000052903 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50feac228672750488bccbc88b9d87f235495789d229c7022ee7c2bae49d280d |
|---|---|
| Markdown | 1f6777a957e503cdcdf0be12939cb2b3cd7b49213651f7a36914f394849d1d47 |
| Publication page | 489a7effa882abefcabffeba7c98cdf0569cd848d9ff4528ccf624b53607c54c |
| Manifest | 7a3d2703e490ca04bfaa8088b1e3287515893c3dde72b2de4a9eb5bb3c64c2aa |
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 | AQ2avU2gkfeSQj5/uEF9N/m6Hh55IwLj6+eFVeHY8BcjQCN8FrRAroHAzdN7E/brPsfMFkI48Ghd84ILgUYNDg== |
| 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
| 2026-09-17T10:56:32.716069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052903observed 489a7effa882abefcabffeba7c98cdf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:32.699250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052903/manifest.jsonobserved 7a3d2703e490ca04bfaa8088b1e32875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:32.682232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052903/publication.mdobserved 1f6777a957e503cdcdf0be12939cb2b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:32.658924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052903/publication.txtobserved 50feac228672750488bccbc88b9d87f2...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. |
|---|