OT-2026-000066921
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000066921) never changes.
Identity and time
| Publication number | OT-2026-000066921 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14fd-7934-a7ff-e6b03fdda124 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7929abe61741f54c1fdc4a954e8bf910849b06ca572222b5802e92df3ca52ccf |
|---|---|
| Markdown | f519aee950c2cef45709c90d7b1594803f1a837def92b4baacb6faa1132821f4 |
| Publication page | a90c7cfb93aa65986edb96b9dd8419efa87d73779f42cf78a2230dc2ec1d153c |
| Manifest | 855e7566dbf3ad533af4f1955e054e2be2aeaddcdba19a97c637f3fa71f8ac8c |
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 | 1fyY/IBGs7pcVENltGbh/H2wDgiyJBxvrGpxUheObYib2fiuDzk5S8sZnG89U2uzT+0iv+rK/DgVO2pouRgWDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T12:41:18.486456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921observed a90c7cfb93aa65986edb96b9dd8419ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:41:18.209003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921/manifest.jsonobserved 855e7566dbf3ad533af4f1955e054e2b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:17.903296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921/publication.mdobserved f519aee950c2cef45709c90d7b159480...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:17.321935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921/publication.txtobserved 7929abe61741f54c1fdc4a954e8bf910...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:07.750073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921observed a90c7cfb93aa65986edb96b9dd8419ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:07.733538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921/manifest.jsonobserved 855e7566dbf3ad533af4f1955e054e2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:07.715925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921/publication.mdobserved f519aee950c2cef45709c90d7b159480...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:07.693149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066921/publication.txtobserved 7929abe61741f54c1fdc4a954e8bf910...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. |
|---|