OT-2026-000056556
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off after 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-2026-000056556) never changes.
Identity and time
| Publication number | OT-2026-000056556 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-71cb-9b93-27d5cb64805d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056556 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa6598ee8420b6e3510177025a7de595bb456a042d92d8dbd1dee348beb0085f |
|---|---|
| Markdown | 81cf486865b1f05659a682d16280ae6ace832e0210f5d85fe4742a2b20ac735b |
| Publication page | 31f1707612a6f54244cb479215f6cabe5f598217e6d2020038e9c57bf11f364e |
| Manifest | 5ca839d54790bb45276e2a97910dc199792a6d4c09039fc16d48d03b31dcc2c9 |
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 | hYAm0Ebi47RirdBXB43jKitE3U1PfOkxuFMlxbv+hZFe+rzG9KRd6V8IKDkEvvWH8n3uyWkhgmoT+1A23PIaBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:53.506269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056556observed 31f1707612a6f54244cb479215f6cabe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:53.488629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056556/manifest.jsonobserved 5ca839d54790bb45276e2a97910dc199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:53.470878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056556/publication.mdobserved 81cf486865b1f05659a682d16280ae6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:53.452255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056556/publication.txtobserved aa6598ee8420b6e3510177025a7de595...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. |
|---|