OT-2026-000020313
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000020313) never changes.
Identity and time
| Publication number | OT-2026-000020313 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-74af-bdc7-b16f31f499cf · 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-2026-000020313 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2ef05d195aae68b7edc07bf3c6fb35a90a6cbdefe6d21e2d795ed7dc0b7d845 |
|---|---|
| Markdown | b713104810207391d26ddd165fee94f582548e7fca9ee3ae8ee627811f904de3 |
| Publication page | a58ad7b6b6c85e045d0ec2580d563fce332c5598b108a4d45aa5afcdd4177954 |
| Manifest | 158f91161cd62fa6f9b9e612fa4b6545f47f85cdd6d2de488c319ed85afd55de |
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 | uo9I3Accz8x58gdgwYzH/T2JtfPkOImhH5vW2BM10ahXcQN1JNw5VCTOFX/CF02k5+CrF5dp4XZnmN3KqYZQBw== |
| 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
| 2026-09-17T11:56:41.136541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020313observed a58ad7b6b6c85e045d0ec2580d563fce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:41.118462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020313/manifest.jsonobserved 158f91161cd62fa6f9b9e612fa4b6545...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:41.101254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020313/publication.mdobserved b713104810207391d26ddd165fee94f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:41.082928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020313/publication.txtobserved d2ef05d195aae68b7edc07bf3c6fb35a...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. |
|---|