OT-2026-000052047
Publication integrity record
Three cup vacuum gripper, three 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-2026-000052047) never changes.
Identity and time
| Publication number | OT-2026-000052047 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-7522-b9ba-0823c7f3982c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052047 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c0e2dda8fbcc56abe7e89c1308f492631e7ba924556a1bfc4fe8726009587fd |
|---|---|
| Markdown | 1866b695a86e72f7e7b310c51ba5317762ef443631aba6f44439692b020cd05b |
| Publication page | b90661b14ccdec0a2537c0b9345c8ec5b2ce1aec1d9a918af74b3be7ff04cfde |
| Manifest | f7df9109bca4161e9b0bf79934d9c689ffa7701cda442f755dfc722e1a0d0993 |
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 | qFEnZg8GUOgogViA+Lg0t3pVl2qloWS5Gpl6R14Ri1GzI86qT5Og3kxXzLc4gRCsfrBHJOlVvA5qx+FFiXoLCg== |
| 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
| 2026-09-17T10:57:33.916055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052047observed b90661b14ccdec0a2537c0b9345c8ec5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:33.899379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052047/manifest.jsonobserved f7df9109bca4161e9b0bf79934d9c689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:33.882565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052047/publication.mdobserved 1866b695a86e72f7e7b310c51ba53177...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:33.866363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052047/publication.txtobserved 1c0e2dda8fbcc56abe7e89c1308f4926...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. |
|---|