OT-2026-000031272
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000031272) never changes.
Identity and time
| Publication number | OT-2026-000031272 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-7a67-a002-33144f9fba7d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031272 |
| Status | PUBLIC |
Content hashes
| Canonical text | c762091627310036b3e9efe661755d39275b0db542af5bdf756099790185e160 |
|---|---|
| Markdown | 3dc196cddab05d30baf4258f85edf205278893918c3c075f30b6951bbbe589b4 |
| Publication page | 6b85383e10f13ec6cb83fe9317ef840df34599e75e2ac0558f04d6f96e4c2dc7 |
| Manifest | 388a4faad1613a62aa17e1985289e6ea9fb34de6a910b39c2b775818f48e43cf |
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 | M1JrsIqTrakFFUeE65Cq9D8nqB/IkVOCxXT9fuNOy30wMRsm/zsTJqrz/J/dxbDOrG3C1oPCcJhPLFhaCa0QDQ== |
| 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
| 2026-09-17T11:35:51.152824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031272observed 6b85383e10f13ec6cb83fe9317ef840d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:51.135684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031272/manifest.jsonobserved 388a4faad1613a62aa17e1985289e6ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:51.119650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031272/publication.mdobserved 3dc196cddab05d30baf4258f85edf205...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:51.102835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031272/publication.txtobserved c762091627310036b3e9efe661755d39...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. |
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