OT-2026-000049534
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000049534) never changes.
Identity and time
| Publication number | OT-2026-000049534 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7d-7881-a2f0-77d0a04ae389 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049534 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8ed721d17df15fa62ca4eb93923fa1c9a1b263ae86cabe2fbfa22f7f0c2ba2d |
|---|---|
| Markdown | 4fbeb48be13fa77659646eb1a4471f0db219210f4b81d8ce31ed7cbb1730c6bf |
| Publication page | 3ffa553cae0015013a7a9ee06b20c14dceded5e762540c8900825c33d11a3406 |
| Manifest | 335330abd2e9b76da0f020b4575030362a4c39ec495be10210e8ef3bb2273051 |
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 | hKEmjhMGdsM/IL1wrF4MPFQUc7btIH7Td+VwhBHd2W7HW060eaCIVIqODQTMKRcfPzxYEytX+C0xOjlPrrnoAw== |
| 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
| 2026-09-17T11:02:23.887686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049534observed 3ffa553cae0015013a7a9ee06b20c14d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:23.869190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049534/manifest.jsonobserved 335330abd2e9b76da0f020b457503036...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.850152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049534/publication.mdobserved 4fbeb48be13fa77659646eb1a4471f0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.830087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049534/publication.txtobserved a8ed721d17df15fa62ca4eb93923fa1c...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. |
|---|