OT-2026-000019920
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000019920) never changes.
Identity and time
| Publication number | OT-2026-000019920 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-712c-8a86-0d6fe0f7e51b · 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-2026-000019920 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2aaa8266dc967ac98ec9af6bb0bd3210242db0541b9a7598596fb75efc869c2 |
|---|---|
| Markdown | 08508ab9c3e830d4eafa4d2f298c8251f1e3d6be8ce8fa02f3d7cd11246c18f4 |
| Publication page | 00832bcd32a1c1d9e5b2c135c90266e080cbeced083f28a8e6eb74e5e9f1bbd2 |
| Manifest | 5e7f2bc26bf4c86b093b57e3948aedf37288bfef12f815afb1938c8d75bdf7fd |
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 | WqVzfurJy549i2WbIkDZvJ+2Ngv7ab7pDqyqT7rCclhp1/TNHROjbN0BG0mcslkmbU6akixn1DEXwj8C9PLBDw== |
| 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
| 2026-09-17T11:58:08.296881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019920observed 00832bcd32a1c1d9e5b2c135c90266e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:08.277575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019920/manifest.jsonobserved 5e7f2bc26bf4c86b093b57e3948aedf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:08.257801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019920/publication.mdobserved 08508ab9c3e830d4eafa4d2f298c8251...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:08.234856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019920/publication.txtobserved f2aaa8266dc967ac98ec9af6bb0bd321...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. |
|---|