OT-2026-000054015
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000054015) never changes.
Identity and time
| Publication number | OT-2026-000054015 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-7f79-996f-61fe96a6e6ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054015 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3a4f3c1be7125027df85495efe1b51ec54e3915eb2016b22f0bd2dc18776098 |
|---|---|
| Markdown | 023f62491630b602aed6ee070709315bde870c446286478830976b9cae656908 |
| Publication page | c8be362802e28c2966174d68b8320fbe8cf282f49ffd51b5e36c527fc9a777d5 |
| Manifest | b59a5e9aa969fb4405ce0960605ea3ea10f20a8265f242804bc86284b1c5e8c2 |
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 | H1djvqZflWXlVdjla0fZMtLxT9HzacZUo04S+NGwb+8Rs/CN0ry5xSef+ydWLlj6X5DFsXsIrtqP3X8YN59jDg== |
| 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
| 2026-09-17T10:54:22.079318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054015observed c8be362802e28c2966174d68b8320fbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:22.052577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054015/manifest.jsonobserved b59a5e9aa969fb4405ce0960605ea3ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:22.012075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054015/publication.mdobserved 023f62491630b602aed6ee070709315b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:21.983436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054015/publication.txtobserved b3a4f3c1be7125027df85495efe1b51e...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. |
|---|