OT-2026-000057256
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000057256) never changes.
Identity and time
| Publication number | OT-2026-000057256 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-7599-ac19-f352a5f48fcf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057256 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2117e15ac4b4a558575790c7e60d266f7a20f19f5eef386c3b011b33c2e7a69 |
|---|---|
| Markdown | 914a608d1d09dacb1afe3959b69f434bbc2788d88a4abdf6fccfa4b93fa34b43 |
| Publication page | d6cf71e2aa7963017f7c3a35ba797ae54f862d214a9e1d567609b3a0c53a5c35 |
| Manifest | 09f1b74b63cb5d8b5743b6d038f067876b308d2380b5c535dd2fa4a822555d1f |
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 | 9uh6Xr7wrf4ZFXI4Jk63Ku/0WVKKQY0jz/+0C3+n5dwDUDI4yUo6BQlOorbr6elTggOE0t49sNd6F32eEhNUCg== |
| 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
| 2026-09-17T10:50:19.482632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256observed d6cf71e2aa7963017f7c3a35ba797ae5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:19.464068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256/manifest.jsonobserved 09f1b74b63cb5d8b5743b6d038f06787...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.446137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256/publication.mdobserved 914a608d1d09dacb1afe3959b69f434b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.427831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256/publication.txtobserved e2117e15ac4b4a558575790c7e60d266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.055624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256observed d6cf71e2aa7963017f7c3a35ba797ae5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.040086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256/manifest.jsonobserved 09f1b74b63cb5d8b5743b6d038f06787...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.022617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256/publication.mdobserved 914a608d1d09dacb1afe3959b69f434b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.005774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057256/publication.txtobserved e2117e15ac4b4a558575790c7e60d266...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. |
|---|