OT-2026-000104201
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000104201) never changes.
Identity and time
| Publication number | OT-2026-000104201 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7fd5-bd41-b801ec20354f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104201 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d61f8d1ba9059f232d23e6221a7201f059f0826edbba327c3040144d16f4e2c |
|---|---|
| Markdown | 55e39f3089bb4e6b3110ef250bff599c25c56f5cca729260e77450da839450a0 |
| Publication page | 1a971e38e83ec95ec0b56ab6f69dbc73f953fce30b0083c00ff77675b8a49b84 |
| Manifest | 83f4ce3c5f4b85ebddb018f28edc9d0bc424ec6a9661405a489116e9e7e59e2d |
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 | 4F/D5iPd+7ETrDD/C9gnCd/4vqIiYpLlrtqkTl54Wn19XG37weEYTu6yqmxScRxNRlOcmTyQmZjZtILyOLUWAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:17.983175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104201observed 1a971e38e83ec95ec0b56ab6f69dbc73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:17.964017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104201/manifest.jsonobserved 83f4ce3c5f4b85ebddb018f28edc9d0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:17.946599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104201/publication.mdobserved 55e39f3089bb4e6b3110ef250bff599c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:17.929478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104201/publication.txtobserved 8d61f8d1ba9059f232d23e6221a7201f...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. |
|---|