OT-2026-000049072
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-2026-000049072) never changes.
Identity and time
| Publication number | OT-2026-000049072 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134d-7b4c-a3e0-57f84f5800f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f88572eddeb7982bfc8ee5fbd25f3f7c5504052ac35533f4079386655e1285b |
|---|---|
| Markdown | 2f9efd9e1d6e3cfdd203d71d91ad116e87503b2b1d93f7294ba1d6a9aa108225 |
| Publication page | 486f720a5758f486114616a1823c1ce16e4a42d865b7c4d4c8f29c2d5828cb18 |
| Manifest | 6e9fae9b54542bfc86de67883852b04c8afad74c5d745e6bab440cbfd0c517d9 |
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 | ofxpmqVMI3x6Xkhlac1hw7twVF7Oh3lm6ZHaOsuXJTUM9tRrWAajeo7U9oJHRdDat45ctdL8GenR1gcC1XgjAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:03:18.642946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049072observed 486f720a5758f486114616a1823c1ce1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:03:18.624045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049072/manifest.jsonobserved 6e9fae9b54542bfc86de67883852b04c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:03:18.603432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049072/publication.mdobserved 2f9efd9e1d6e3cfdd203d71d91ad116e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:03:18.582487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049072/publication.txtobserved 4f88572eddeb7982bfc8ee5fbd25f3f7...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. |
|---|