OT-2026-000020213
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000020213) never changes.
Identity and time
| Publication number | OT-2026-000020213 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-776c-ae91-a58320c46fec · 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-2026-000020213 |
| Status | PUBLIC |
Content hashes
| Canonical text | 674e400f83f12f38dc68204e9f4e1ce8789aa34512144fc890b1c947809d34ed |
|---|---|
| Markdown | 023edfc5f7362ef63012f9eea3489c1a0797a6fcc8d1e5f9749e4e6e64af4074 |
| Publication page | ef063fcfebb7c6531034a29cc505a85802f350180aea9f0e433df05afa7034c6 |
| Manifest | 97c98eb1f24939241d57e35721c9081ad0f0bc8ae0995c346478ba53b807a561 |
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 | cp84Z8zlpJ+t7XO8UwN31FA/Qdv7uD/zOKzujKqkoaEOwiHCGUtPclK9P+eKDY7Ly4EHpCU7RL1ZK84PS1fQDA== |
| 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
| 2026-09-17T11:56:32.781124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020213observed ef063fcfebb7c6531034a29cc505a858...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:32.763241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020213/manifest.jsonobserved 97c98eb1f24939241d57e35721c9081a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.744146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020213/publication.mdobserved 023edfc5f7362ef63012f9eea3489c1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.725871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020213/publication.txtobserved 674e400f83f12f38dc68204e9f4e1ce8...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. |
|---|