OT-2026-000074648
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000074648) never changes.
Identity and time
| Publication number | OT-2026-000074648 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-7c3d-a4b6-bc05f1a60e72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074648 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5389c7241e1da0d835dbfc1db9b862f9566d1db9c9f0f6dfa5bbfe06de3bc071 |
|---|---|
| Markdown | 175446981c9f9033a0ee6496088ecce3668c9dc706c4fe8267e09b812c73c7c2 |
| Publication page | 1d34ed6e9bb3fb45bf0215b97347098764c44dc8ca1ceb7c4ea2e6f5f92aeb89 |
| Manifest | 5300f98405c409f0b4692483171a6db0fd9bbf64064397a1942ec812cd8c2a37 |
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 | 8AcjB48qBL0YXtEL6jVOV+ZyCdnu0gjRcueCvsOBhJn4hkoKRUTCXZKGBnGWxlyMjhtG1gvXLO9uJj4zYe1lBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:13.369850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074648observed 1d34ed6e9bb3fb45bf0215b973470987...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:13.351174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074648/manifest.jsonobserved 5300f98405c409f0b4692483171a6db0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:13.333402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074648/publication.mdobserved 175446981c9f9033a0ee6496088ecce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:13.315887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074648/publication.txtobserved 5389c7241e1da0d835dbfc1db9b862f9...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. |
|---|