OT-2026-000091928
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000091928) never changes.
Identity and time
| Publication number | OT-2026-000091928 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-7649-a779-443eda1b412a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091928 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec239142fea2a4567cb8e053b9a1ef571ba1408a4dde594e1f1d31e081130274 |
|---|---|
| Markdown | e94c212409a61964ed667475fb72f9bd55c73d5ab5faf51c33bc1a5def8e7f5d |
| Publication page | 741726d644e5763adfc34128f6b5f6a2d6b657af3fcca637ffc238cccfe62d24 |
| Manifest | 742cc6d5c0eecc4c978041085a2a5447ec7003760ae02fc99a8cf4fe210a6db0 |
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 | 1uIFNW31ZBwokGQPfh+mpLhF66enoSB5emc/UDYmg8WXAjm0WLwgbVS7CHA9jRP754RPldT9m8rfo53lom68Dw== |
| 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
| 2026-09-17T09:42:52.314081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091928observed 741726d644e5763adfc34128f6b5f6a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:52.295464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091928/manifest.jsonobserved 742cc6d5c0eecc4c978041085a2a5447...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:52.275706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091928/publication.mdobserved e94c212409a61964ed667475fb72f9bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:52.256578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091928/publication.txtobserved ec239142fea2a4567cb8e053b9a1ef57...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. |
|---|