OT-2026-000043146
Publication integrity record
Foam pad vacuum gripper, single stage ejector, 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-2026-000043146) never changes.
Identity and time
| Publication number | OT-2026-000043146 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-75b7-9c97-f16b37f8774b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043146 |
| Status | PUBLIC |
Content hashes
| Canonical text | 520b6b6208e80cd5525b2f613d127365b1f737eba1b5295a83c6ee1f69f44742 |
|---|---|
| Markdown | dea11b619e2190353ddf7e78a1cb0bdb58f0aaf4e3e9eea5da6bb6c00b1e174e |
| Publication page | 255d0b277fa122fb9e25bb518c2de14e5878d1140f3ed3e912b53c18825d3b5a |
| Manifest | a405db10ea0b2a6df9c803ee205474a5abc821071536d36cd10107c85ae5cc29 |
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 | NX6mwFm2dTrczv9vWphPd6V2GiyjRQWGhswK4O5cWSDldyr2vnedx3h2xUFACWMcDwUwNLTrSW6uXzdYMkuuCA== |
| 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
| 2026-09-17T11:13:35.155143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043146observed 255d0b277fa122fb9e25bb518c2de14e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:35.136356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043146/manifest.jsonobserved a405db10ea0b2a6df9c803ee205474a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:35.117526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043146/publication.mdobserved dea11b619e2190353ddf7e78a1cb0bdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:35.097770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043146/publication.txtobserved 520b6b6208e80cd5525b2f613d127365...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. |
|---|