OT-2026-000031987
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000031987) never changes.
Identity and time
| Publication number | OT-2026-000031987 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-71a3-9edd-e5becfb093d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031987 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2508ca9251835c90f962e95b2933d0b4c8939fdfeb19c69dd9fb40ec4306ee7 |
|---|---|
| Markdown | 50c96bdfc1c3427dca7362758d4e6af7ea540050235d595b8e7b30b13de5c6d2 |
| Publication page | 096746849862f74565079a17d0564e63da1434d776ee1c50808d61c6d4e6300e |
| Manifest | 3664e46ef7cb901053dd155593cf204a5970952102336187a76179a4bf7be114 |
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 | FVmusGZwHuO84YHLHh8cT0qVFeS6RBedpjCi00U1usz1xpRpqbcI5Pekjnh8gLjKDXRbM6LWyOUF062NWwC7DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:22.978132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031987observed 096746849862f74565079a17d0564e63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:22.957373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031987/manifest.jsonobserved 3664e46ef7cb901053dd155593cf204a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:22.938364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031987/publication.mdobserved 50c96bdfc1c3427dca7362758d4e6af7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:22.919028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031987/publication.txtobserved f2508ca9251835c90f962e95b2933d0b...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. |
|---|