OT-2026-000015484
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump 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-2026-000015484) never changes.
Identity and time
| Publication number | OT-2026-000015484 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef4a-7e7a-bcd8-95f01d1b2439 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015484 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c083e5df95bc77d6fc59f388ad58f9ac25499e7db95c554b419b568a1b39edc |
|---|---|
| Markdown | 36337f95669aa5bf7530cbf9c7684519ddbc00f3439fabd0bf6cecf1950f505d |
| Publication page | a4bc14e30fd346fe4e0c047eac123c85fda76adf47caeb7018b2c8506d882e18 |
| Manifest | 0361d2dc58ec443d3bb196c762450f17b17137521788a6c3534d1df306ccf7a9 |
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 | 4EA+FwhCjpij6r/p0Wgb7whpI7Msw3hIUFugjEgLReFuAzY986dD4ADJVLnJns7IZp/gxMVbGH7KxtcTeor6BQ== |
| 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
| 2026-09-17T12:06:14.755868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015484observed a4bc14e30fd346fe4e0c047eac123c85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:14.735799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015484/manifest.jsonobserved 0361d2dc58ec443d3bb196c762450f17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:14.716035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015484/publication.mdobserved 36337f95669aa5bf7530cbf9c7684519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:14.696196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015484/publication.txtobserved 9c083e5df95bc77d6fc59f388ad58f9a...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. |
|---|