OT-2026-000004656
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, pressure verified
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-2026-000004656) never changes.
Identity and time
| Publication number | OT-2026-000004656 · never reused |
|---|---|
| Internal UUID | 01a0a91f-0e6b-7141-b76d-4aee3c683c51 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:39.950572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004656 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee6873bca1824958a70549c5ed79e83359538e367c2208c2c41d1c19250e8098 |
|---|---|
| Markdown | 9eced74ec4e8bfa32b43b601bdaa187917aa4ddb4a402acfc8e740fac0febfd3 |
| Publication page | 780e2d969c5e23ae9ff356268b7b2fcce1255fef4961835db2e3ad173bd01e8b |
| Manifest | 7622da57596b27db8d78181ada88ce2b22809636556315637fd442f8f1c5d128 |
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 | CcR51G8CEuaXWbVQt2vAZIR1KFVDMPrpE5f8XAjozzyqFx9N5wH/TbTg1CQymDZnPJjp833MmmTm809zabe3DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:03.946586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004656observed 780e2d969c5e23ae9ff356268b7b2fcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:03.925460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004656/manifest.jsonobserved 7622da57596b27db8d78181ada88ce2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:03.913542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004656/publication.mdobserved 9eced74ec4e8bfa32b43b601bdaa1879...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:03.895566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004656/publication.txtobserved ee6873bca1824958a70549c5ed79e833...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. |
|---|