OT-2026-000020013
Publication integrity record
Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000020013) never changes.
Identity and time
| Publication number | OT-2026-000020013 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7b61-bce6-dfecdd7a7a05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020013 |
| Status | PUBLIC |
Content hashes
| Canonical text | d43a58eb86e385c000f220718f08cb67bb2d8e47d5978d9fd66b38dd8ab3e920 |
|---|---|
| Markdown | 2e2747d75ef06ff7a66aa77b2a2ee05a6af4e813f56ee7caabe8ec73e8e007dc |
| Publication page | 2d19586452dd1f2999ebd0d656265f676a30c929acb95a7885d9270b32330fa0 |
| Manifest | 848bea81ee21ccd671acf461e3f428ff7ffaea22fadfd706bbe925dde4d01dcf |
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 | 7//ZsrJj/NmFmfcay6RRVhPnM0VKXxPuqr5oEzFx/KVhlTXzt9Ydfb60rghOfjUkU++tGqL15WcN3XZcFwvPCA== |
| 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
| 2026-09-17T11:58:15.847849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020013observed 2d19586452dd1f2999ebd0d656265f67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:15.830023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020013/manifest.jsonobserved 848bea81ee21ccd671acf461e3f428ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.813042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020013/publication.mdobserved 2e2747d75ef06ff7a66aa77b2a2ee05a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.796605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020013/publication.txtobserved d43a58eb86e385c000f220718f08cb67...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. |
|---|