OT-2026-000006253
Publication integrity record
Vacuum cup gripper, four zone face, pump fed, sustained 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-2026-000006253) never changes.
Identity and time
| Publication number | OT-2026-000006253 · never reused |
|---|---|
| Internal UUID | 01a0a954-80e0-7542-bba6-d71627204979 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:28:02.659416Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006253 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc4d5ccd70381eac44e9975e63070fcc7549a70d23d2b7afd3b5414c1c21db59 |
|---|---|
| Markdown | 7ef9ad85e87d38d13485548221c7a80be5286849fa32038adb298e5f78586937 |
| Publication page | dc87aa051d1cd441af0173e25e44d38a33605a0194646cdd24a127b69f0a2c31 |
| Manifest | 10837e315eb0a1b00ec09f3f7bb778f5b689e69cdb1a93c30f065fd0e6a19087 |
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 | TphKVCFwxFbIdHEW8pgsyrWX5SMasplcTFpT0WcfnEkf9dFcfM8bb73aPBtUvSEmmoJTZLWvSTM9HR9pxux2Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:30:09.676369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006253observed dc87aa051d1cd441af0173e25e44d38a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:09.651538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006253/manifest.jsonobserved 10837e315eb0a1b00ec09f3f7bb778f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:09.637737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006253/publication.mdobserved 7ef9ad85e87d38d13485548221c7a80b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:09.624648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006253/publication.txtobserved dc4d5ccd70381eac44e9975e63070fcc...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. |
|---|