OT-2026-000051642
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000051642) never changes.
Identity and time
| Publication number | OT-2026-000051642 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c82-7116-82d3-d161bd266aee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a52fb714d1e70b8b8da1638302f9f8dcdcdb3334650d0e7747014fa8ceb7c0f |
|---|---|
| Markdown | b7b584f598faeffa25bde720e249ae58a54e0784ff1f7ef60e502a5ccb6700bd |
| Publication page | 8780debf14c9a13f392b534b5b46fa3f2e08159023b2b49c0dde5ee31a06d1c8 |
| Manifest | 56864145199777bef9ab3aa4c791b0bb25f0d2c09b4201291a204525ff130d5b |
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 | 3hy/NjDU5YvAA7TFW92tX24ZKY+O8/mqvvaZyVWH9s7NU87dhF1whpZFb8f+SaRdqVqWlnReqjvsX+KiddEFBg== |
| 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
| 2026-09-17T10:58:30.213729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051642observed 8780debf14c9a13f392b534b5b46fa3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:30.195815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051642/manifest.jsonobserved 56864145199777bef9ab3aa4c791b0bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:30.178286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051642/publication.mdobserved b7b584f598faeffa25bde720e249ae58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:30.158460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051642/publication.txtobserved 3a52fb714d1e70b8b8da1638302f9f8d...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. |
|---|