OT-2026-000021848
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000021848) never changes.
Identity and time
| Publication number | OT-2026-000021848 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-77f4-b5f2-8c3479a2785c · 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-2026-000021848 |
| Status | PUBLIC |
Content hashes
| Canonical text | f21f6dc28edaf608ac61f17f9ce3156905ceee55c0465275f7e599800a375033 |
|---|---|
| Markdown | 2d0f554a2a3cec86a9006e684df7b4fdea956429aadd9e1913f35c9a6da2848d |
| Publication page | 5a32d95d1f18588cfeed1f81c5e360fe0474e99c4af7915e9c708a1ae89cff57 |
| Manifest | 998e208ed686697426ca1611eb74f23608193be73e08625c7c94b47c41ade522 |
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 | lWVF5o+9Gc3JdBHWGANqBW+fvHGSkqeJbsG/360xKtO4AfDX8WFuZG5NZDZU8UtYS5aO3aoJBL2SQ6JZm97aBg== |
| 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
| 2026-09-17T11:54:24.445574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021848observed 5a32d95d1f18588cfeed1f81c5e360fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:24.427100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021848/manifest.jsonobserved 998e208ed686697426ca1611eb74f236...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:24.410411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021848/publication.mdobserved 2d0f554a2a3cec86a9006e684df7b4fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:24.391785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021848/publication.txtobserved f21f6dc28edaf608ac61f17f9ce31569...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. |
|---|