OT-2026-000018109
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000018109) never changes.
Identity and time
| Publication number | OT-2026-000018109 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b487-791e-a501-971bc1a70107 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018109 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a531f0f7ba4a240f69d7d14afe607a079fcc1cc0a91a568ee3bcf9659b1f778 |
|---|---|
| Markdown | c1cdd3a20b7e430dd630133172ab8c4a815431bf753350ae26f3ad96d98269c1 |
| Publication page | ecd26c0522cd34a49f570230415d4f5f84d104230cefd4fa7f15dfe378c45adf |
| Manifest | 2bfdcff44853b14c7009399471f2f30e53db1b2bcb0e70410cb0f786c925b0be |
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 | lWe8KgibZWseVUdR7l64n+ySCpLFSYo1ajtfoxrV6pqRxp0H85MNfIUuILImLWqM9WE2xVnDWap9F+MfN4i8CA== |
| 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
| 2026-09-17T11:59:50.718499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018109observed ecd26c0522cd34a49f570230415d4f5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:50.699617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018109/manifest.jsonobserved 2bfdcff44853b14c7009399471f2f30e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:50.683139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018109/publication.mdobserved c1cdd3a20b7e430dd630133172ab8c4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:50.665336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018109/publication.txtobserved 9a531f0f7ba4a240f69d7d14afe607a0...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. |
|---|