OT-2026-000052419
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000052419) never changes.
Identity and time
| Publication number | OT-2026-000052419 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-7af9-9941-ebb85553acb4 · 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-2026-000052419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 39af147786646e90463e47f02600a6fd8c6f260eb79efca4fe53f5794f3191d2 |
|---|---|
| Markdown | b07558b6a3cff22e4db535c2be6d83b5dc71c4b58cd3893ef11163712a2ac434 |
| Publication page | e9d649c5ab247c8304dcf6c46b9dd82285223ca3d1aa0753662bea9ac76d6742 |
| Manifest | 7007480a06970c8f717a48b0e09299d665ad9e649924095092086e13278c6a0c |
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 | 4CT7/JQ1Pd01W3Aj++gSv/R1deK4Wn/xf0vZJMi03Ugtim6wyfzbFHiWzSLIDO1VCA3zd7GRffzdsHaKyDYQBg== |
| 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
| 2026-09-17T10:57:02.055498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052419observed e9d649c5ab247c8304dcf6c46b9dd822...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:02.038519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052419/manifest.jsonobserved 7007480a06970c8f717a48b0e09299d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.019340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052419/publication.mdobserved b07558b6a3cff22e4db535c2be6d83b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.000652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052419/publication.txtobserved 39af147786646e90463e47f02600a6fd...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. |
|---|