OT-2026-000021752
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000021752) never changes.
Identity and time
| Publication number | OT-2026-000021752 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7469-922e-3c8717071ca9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021752 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b2750cf07c596100b101df577bfa0bf203819679543f7d7ad00afa1b57bd6e2 |
|---|---|
| Markdown | f63479e94346c9d1e6f8304619a75771ad14ec44e50a98cc00ec762ffc8580d6 |
| Publication page | 42530cbb096ab308696d6feb549d1b4c3d6346a5d242103f1c996d595d90f0b0 |
| Manifest | cc35285187ccf3b9a65e7c89c3bbc3b3149fdd96d1af422ec408f6457c06a4d4 |
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 | k5jJyuCqmNhylpwtuQ+9McAC09VR7bwiyVYyKqD2bOGZxZYxOLkKTLBn3KAqCcKM3B0GZQNyGY9+b4viPaUhCA== |
| 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
| 2026-09-17T11:54:17.622176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021752observed 42530cbb096ab308696d6feb549d1b4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:17.603835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021752/manifest.jsonobserved cc35285187ccf3b9a65e7c89c3bbc3b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:17.586925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021752/publication.mdobserved f63479e94346c9d1e6f8304619a75771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:17.571422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021752/publication.txtobserved 1b2750cf07c596100b101df577bfa0bf...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. |
|---|