OT-2026-000052524
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000052524) never changes.
Identity and time
| Publication number | OT-2026-000052524 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-763b-905d-d437d8119430 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052524 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69ec8400f2e0d7778f685596fb408c14d745bba631e342e2d86c109fc1e41c1f |
|---|---|
| Markdown | e7fce50cdffbb12b73fdae8243a30eb4763417422cfc373df0444bf17458f6eb |
| Publication page | 19b3b320342d23aa2692a1125c90fe19d3c4fff7ed51b6639d4955e442bfe4c0 |
| Manifest | 7a7fca58b287fec73368bbcd5613bef7720de5c28d1719bf9576b7179018fe07 |
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 | N/ezT/Z8DLaBRHtN1bjTC+xTT4JGftCTiPdEco817Vxzd7gbuiW70V/pa8c67EgJ5Kv1V5d2otLbholXtv8lCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:10.132683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052524observed 19b3b320342d23aa2692a1125c90fe19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:10.114294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052524/manifest.jsonobserved 7a7fca58b287fec73368bbcd5613bef7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.095586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052524/publication.mdobserved e7fce50cdffbb12b73fdae8243a30eb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.078554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052524/publication.txtobserved 69ec8400f2e0d7778f685596fb408c14...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. |
|---|