OT-2026-000075452
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000075452) never changes.
Identity and time
| Publication number | OT-2026-000075452 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-76e1-9a82-150b94c96e65 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075452 |
| Status | PUBLIC |
Content hashes
| Canonical text | 740457aaf113038c7bf85f6b3f166edccbce8e321927d99ec9146baef8d13c53 |
|---|---|
| Markdown | 8f76c74cf305bd31cc5c8c40fc9057e41667f06c929c12106899102e55a2b367 |
| Publication page | 639822b38a3e1755da9509b81e317f6f51a84c58a91df99c9948b39f19ddef42 |
| Manifest | 1955aee2b731fa5c4763f5fb2ae4c957f3c072496bb628deaa6035db209f8595 |
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 | ho5ZQOlNDKBbHkE2CLRbUJBM5L8SR8LX988UM5SmKVqW1eHXjtv//j/EakV0XLfn7xQiKnkPIfW7d+UZHLfNCw== |
| 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
| 2026-09-17T10:17:42.027713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075452observed 639822b38a3e1755da9509b81e317f6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:42.010027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075452/manifest.jsonobserved 1955aee2b731fa5c4763f5fb2ae4c957...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:41.992291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075452/publication.mdobserved 8f76c74cf305bd31cc5c8c40fc9057e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:41.975125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075452/publication.txtobserved 740457aaf113038c7bf85f6b3f166edc...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. |
|---|