OT-2026-000052228
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052228) never changes.
Identity and time
| Publication number | OT-2026-000052228 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-71ea-8e92-36877fb0c834 · 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-2026-000052228 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03a15d698b0e07f4cf22f85ea812d2a46c7875d7e0d19464081ec360ffae49c8 |
|---|---|
| Markdown | e71628b7950ba242de23d611a3dd69fa6d48d4c915eb640bafe3763aadf8d342 |
| Publication page | 1595d289966eb792c53a3215f4d640c576ded708a65b0c6b0b67d4f4c92f42d0 |
| Manifest | 0bfeea4d45f7f0c7461ecb51afdc34711b5289b0e45bca46811dbb35fbd898d4 |
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 | UBojtaTopY4/sXJfgo6k2xon/DvQ4YC9+JQf/yHTKls8l4AmKBq4unUlkvlN8/xgF4O7PlpA/8TQjlP2+3JvDw== |
| 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
| 2026-09-17T10:57:48.143333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052228observed 1595d289966eb792c53a3215f4d640c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:48.124949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052228/manifest.jsonobserved 0bfeea4d45f7f0c7461ecb51afdc3471...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:48.107932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052228/publication.mdobserved e71628b7950ba242de23d611a3dd69fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:48.090267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052228/publication.txtobserved 03a15d698b0e07f4cf22f85ea812d2a4...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. |
|---|