OT-2026-000031988
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down
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-2026-000031988) never changes.
Identity and time
| Publication number | OT-2026-000031988 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-7eaa-981b-b892aa0122f6 · 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-2026-000031988 |
| Status | PUBLIC |
Content hashes
| Canonical text | f112fddc1d554d0b359d96a072a2dd9fcc804c8a78c4d68a11274dd7ab51c0c7 |
|---|---|
| Markdown | 4a6a2eace1e5aafd0ecfffa2205d753370830cbd3a861410836301a431e02045 |
| Publication page | 7835723af1a71dcf1edad03cbdcba986a452cb6bb24aed30c69f4c5918d374b8 |
| Manifest | 7293a31a8a567fbf5291b18c22efcbc8ea73609b4704388fd067b7e72c78c9b6 |
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 | FsKlUAnaW3L9qM4klmPJGNMzgttgu5ky/dLj5tSDfp4R3nr3Xdx7W+K16vS/tPYrnUpDXgOtNRObN3sXSlWMCQ== |
| 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
| 2026-09-17T11:35:23.057110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031988observed 7835723af1a71dcf1edad03cbdcba986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:23.036346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031988/manifest.jsonobserved 7293a31a8a567fbf5291b18c22efcbc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:23.017454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031988/publication.mdobserved 4a6a2eace1e5aafd0ecfffa2205d7533...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:22.998196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031988/publication.txtobserved f112fddc1d554d0b359d96a072a2dd9f...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. |
|---|