OT-2026-000058004
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, sustained 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-2026-000058004) never changes.
Identity and time
| Publication number | OT-2026-000058004 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7b59-8b94-4ebdd7f424c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000058004 |
| Status | PUBLIC |
Content hashes
| Canonical text | 057b4a6b9e49f5b961bca0bc0f5bd80b860b9d0a0d1f5c62b6fc3fafc18c359b |
|---|---|
| Markdown | f2a2e8e6698becdf9b9c53c2563a723ebf1afe9b572120c2006e4d3aaf643a26 |
| Publication page | 476761a798dc3662b04fc7f41f0ff2bb6eb0dba3f196174a11ef6da560249805 |
| Manifest | 6ba6efc670d096d1a7f3125e504df9316ad87d3d413ac13189e02f8d87fd8174 |
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 | 3yzY9ZrwK8K9KCloFSmadbd9CJ1RvJcI7RJTstJUGjY+OJAU6Q3Ft0+/l/ZEv/ydlA37uH2+DSUIj2IUacH0Ag== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:38.224104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058004observed 476761a798dc3662b04fc7f41f0ff2bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:38.206888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058004/manifest.jsonobserved 6ba6efc670d096d1a7f3125e504df931...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:38.189239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058004/publication.mdobserved f2a2e8e6698becdf9b9c53c2563a723e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:38.171660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000058004/publication.txtobserved 057b4a6b9e49f5b961bca0bc0f5bd80b...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. |
|---|