OT-2026-000052669
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, vented before 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-2026-000052669) never changes.
Identity and time
| Publication number | OT-2026-000052669 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-73b3-93ce-c99f0f8e7cae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052669 |
| Status | PUBLIC |
Content hashes
| Canonical text | 47dd9377096731fb4f8363e801676cf73dc711ef5711cb94fe18c813acf0b1c6 |
|---|---|
| Markdown | 7010a1614823e808882a38730638fd8d6a2303f91ca77f20782ff5cf07f6cf77 |
| Publication page | df9819b28ad96af4f25b2cc885c7dd030aef29ca28b7dabc92ca327f667bc014 |
| Manifest | f5d64671d749c93b89e37c039907070774ff620bcee6fbf6db4e93074b62b324 |
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 | F5Q9kFs5OG78R4lNinN4TYpVwQnTfbQlJPICd3oWIKa0sa9AB2xJ8a1ZASxGEmQWWx8IXa4T9ukVdSE87nuYBA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:21.675028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052669observed df9819b28ad96af4f25b2cc885c7dd03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:21.654710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052669/manifest.jsonobserved f5d64671d749c93b89e37c0399070707...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.632031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052669/publication.mdobserved 7010a1614823e808882a38730638fd8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:21.611931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052669/publication.txtobserved 47dd9377096731fb4f8363e801676cf7...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. |
|---|