OT-2026-000052048
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000052048) never changes.
Identity and time
| Publication number | OT-2026-000052048 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-775a-8653-71ea5876cc66 · 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-2026-000052048 |
| Status | PUBLIC |
Content hashes
| Canonical text | 14fce841a9647ade311cd5812eff6044956999b5c9b67b0833c4458d0ccf5cb4 |
|---|---|
| Markdown | 1071c83c5eb88f34c2a0f65775a694bde7bf24c28645bab98876c4a21223be36 |
| Publication page | 946483e619c50c61d8804702d4f1f1b61869c42a1ddb5c674fa9b1ba95ddf454 |
| Manifest | 5a53f02e3066ec7e0b3f7fa65bc6a271e498ec087060a909992aa057d37b4559 |
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 | 7HsCd2ew/YohY3Lv7GrdwnnsWJ4U+Ylf5Kf0IFc71cIBopopC17VREbi3/2G4pJPQofu4JdjHuuEkaYnye37CQ== |
| 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
| 2026-09-17T10:57:33.990108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052048observed 946483e619c50c61d8804702d4f1f1b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:33.972142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052048/manifest.jsonobserved 5a53f02e3066ec7e0b3f7fa65bc6a271...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:33.953929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052048/publication.mdobserved 1071c83c5eb88f34c2a0f65775a694bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:33.935403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052048/publication.txtobserved 14fce841a9647ade311cd5812eff6044...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. |
|---|