OT-2026-000020459
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000020459) never changes.
Identity and time
| Publication number | OT-2026-000020459 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-70f6-a286-c94e3e07f154 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020459 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8c8672b7bd5f6741a0af31ada37cc559b6cb539d8e46dd29e62b6f60e8d23ea |
|---|---|
| Markdown | d8eac612231c5cff5be91acf4f4d887ebc3b70f577a252a715174c998782a2e5 |
| Publication page | 8520a9030eaed7b9639120ec56928c257ab0d52bb33478a62feef5b25b800b1f |
| Manifest | 6a6a9b96a9fc73a9ef9035042032e503e135b6b9d788ab55ebbd35e9e27c3253 |
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 | BaAEUSuoc8mymjRsdI0R+xdoraKghIOMQ0+u5hF552vrOd7xHwnIpD3MAkxWWluoVAR0tyQYspoA0nhz4zrvAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:23.494904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459observed 8520a9030eaed7b9639120ec56928c25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:23.476197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459/manifest.jsonobserved 6a6a9b96a9fc73a9ef9035042032e503...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.457899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459/publication.mdobserved d8eac612231c5cff5be91acf4f4d887e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.436778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459/publication.txtobserved a8c8672b7bd5f6741a0af31ada37cc55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.071420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459observed 8520a9030eaed7b9639120ec56928c25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.052223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459/manifest.jsonobserved 6a6a9b96a9fc73a9ef9035042032e503...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.032940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459/publication.mdobserved d8eac612231c5cff5be91acf4f4d887e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:27.014384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020459/publication.txtobserved a8c8672b7bd5f6741a0af31ada37cc55...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. |
|---|