OT-2026-000051889
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000051889) never changes.
Identity and time
| Publication number | OT-2026-000051889 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c85-7904-9e29-39916107fc0d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051889 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4678408e9420b16875c2ced75a82bd56f2719463d7852f88fa8d141c6280a03f |
|---|---|
| Markdown | 1c150b42bf2dc43af8cdfceebb88d34c57c6c596e243cb2e2d11eeda3d8e6084 |
| Publication page | c30dff22460cb6b89ddac33ae1a4f62a2c8696aa62905b7f1ff604beef72696e |
| Manifest | b28cd7f473adff432e787bbe41ea90e25a0962414b9188c04cf57003389bbe4e |
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 | lWvx3CrBZNENqdXF6Qfg9U2cXVuCIJC6jw62QfNXtNPMGPHUxovkBOBKNieNzddhU97GEAGpUvDuFEbzMSqdDQ== |
| 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
| 2026-09-17T10:58:51.033877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051889observed c30dff22460cb6b89ddac33ae1a4f62a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:51.010603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051889/manifest.jsonobserved b28cd7f473adff432e787bbe41ea90e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:49.814642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051889/publication.mdobserved 1c150b42bf2dc43af8cdfceebb88d34c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:49.798531Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000051889/publication.txtobserved ...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. |
|---|