OT-2026-000103475
Publication integrity record
Two cup vacuum gripper, two zone face, pump fed, 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-2026-000103475) never changes.
Identity and time
| Publication number | OT-2026-000103475 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-727c-90da-7f03350fc63e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1539ac9762fa8ea9d99a5747d1d627f730498beb25fae536606879af2e76b28b |
|---|---|
| Markdown | ac065458aa697581fc3d89ce8a8cda50bb7d1dda39dc484a68f01cd7e887d8aa |
| Publication page | ff59a07407511c77f95fd495464a4f9c2bb444ed23784281cce9ebe84e664c03 |
| Manifest | b340113678df9305524b08795bc4ff5ec7bc5e66063b5352fc4fd1478136ddb1 |
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 | oQGVvJIb7UaBd5avT8v9p15DK1ClWo4ZpriOfQ9ENY7dqC7qMkt/2IwTcMEK8WZY5sMqDQpAxiUINL/URK/mDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:14.169716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103475observed ff59a07407511c77f95fd495464a4f9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:14.152989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103475/manifest.jsonobserved b340113678df9305524b08795bc4ff5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:14.135377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103475/publication.mdobserved ac065458aa697581fc3d89ce8a8cda50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:14.116893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103475/publication.txtobserved 1539ac9762fa8ea9d99a5747d1d627f7...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. |
|---|