OT-2026-000061402
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, vented 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-2026-000061402) never changes.
Identity and time
| Publication number | OT-2026-000061402 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b42-7582-be24-952f40cdf47e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061402 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfb15bcf9d1ad63c8a1c4b23f9fb45939ab9ce042ca0576861d342c82fc56e87 |
|---|---|
| Markdown | 2590eac1dabe39e67c7efb8f2d8438a4b64ca448e57cb2d9af23d0e7bc336e49 |
| Publication page | eb63e946a273a3c4d3ecd8e35dfd14fa58916f9dc2517e5d90fb441b568819a1 |
| Manifest | a599e07242d973e7ef209ed5b7ea63a73b5cbc266b7a52ec0d0beed5a3616456 |
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 | To8Pg/awEyRkoGU7haHQRNbtHoKp64D8WIFSFM0nO49AtCZ+zPp0T3yDHghp4F2CjrT1RSd+mr3/AA4/zK07Aw== |
| 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
| 2026-09-17T10:41:15.954873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061402observed eb63e946a273a3c4d3ecd8e35dfd14fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:15.937618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061402/manifest.jsonobserved a599e07242d973e7ef209ed5b7ea63a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:15.921415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061402/publication.mdobserved 2590eac1dabe39e67c7efb8f2d8438a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:15.902664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061402/publication.txtobserved bfb15bcf9d1ad63c8a1c4b23f9fb4593...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. |
|---|