OT-2026-000047799
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000047799) never changes.
Identity and time
| Publication number | OT-2026-000047799 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-7342-92c6-4831e0d21928 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047799 |
| Status | PUBLIC |
Content hashes
| Canonical text | 478dd4ba907e18a9120907fcb09e9c65e6c5ff411e04585d976924c853c5a702 |
|---|---|
| Markdown | d6d375f80d2bd3eb5de3d0d27a8da0fc73f171f64e11a2420a1586197a8c8099 |
| Publication page | e79025be8ecab205f77b9d7d525887b017964893fff0b81a76d17477646f64d7 |
| Manifest | f1200e7e55c1ef90ac5e0a27b974abf51c89dfa40ea6be553ef23256c7091e3c |
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 | PT0pRVFDRyjA2ubqns8IBk+KAQln0C0ng9UAouFhBBCsD9fHm5OuG4c18WwtAph2szdSpdCHM8QustYC3sc5AQ== |
| 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
| 2026-09-17T11:05:42.023642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047799observed e79025be8ecab205f77b9d7d525887b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:42.005417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047799/manifest.jsonobserved f1200e7e55c1ef90ac5e0a27b974abf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:41.985789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047799/publication.mdobserved d6d375f80d2bd3eb5de3d0d27a8da0fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:41.967491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047799/publication.txtobserved 478dd4ba907e18a9120907fcb09e9c65...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. |
|---|