OT-2026-000049756
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000049756) never changes.
Identity and time
| Publication number | OT-2026-000049756 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fef-7e49-915d-7c6c3eb3953d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049756 |
| Status | PUBLIC |
Content hashes
| Canonical text | fcf5ae406ccab2c63b83f2b987d758ebd56c918eb734e8ca8877e7c44cf13a0c |
|---|---|
| Markdown | 2d00a2dec4c8fc2da7b766fbd482091b9577d35c56913360b74bc1e33fc85958 |
| Publication page | 5387532a681c6126f0e838ed801561d5e4057fff92f42eac1e628689a4193f7b |
| Manifest | cc93d4e78555c82e6761c2c1aedde005549249fa5134eae63a588f7e5c3e7ed7 |
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 | Ht2ttyDiz9kei6EITcPwKzC/wnOdJs+KFm6dG6EB3hozyf6bngS3bk3thZPDXcD41c8cDaPd2HN46B6On/jjDw== |
| 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
| 2026-09-17T11:02:47.230403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049756observed 5387532a681c6126f0e838ed801561d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:47.211795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049756/manifest.jsonobserved cc93d4e78555c82e6761c2c1aedde005...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:47.193819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049756/publication.mdobserved 2d00a2dec4c8fc2da7b766fbd482091b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:47.174503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049756/publication.txtobserved fcf5ae406ccab2c63b83f2b987d758eb...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. |
|---|