OT-2026-000052899
Publication integrity record
Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000052899) never changes.
Identity and time
| Publication number | OT-2026-000052899 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-75e1-b21b-95273a8a153d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052899 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7371fcfc830ae812ef79364322698a21e820bd47f1372d4a993ad753daad9c4a |
|---|---|
| Markdown | 3dc809df2c7fb5de345a6e8ca8540c2b83f16f8996707b3d9128bb1c1390b882 |
| Publication page | 349ea55ad0deafb1e2a91f04e4b3c1616c6948c7fb72bc4e729493dda59692a0 |
| Manifest | 4504c676797c6f9f9cc9d6a0a43d0c5054949c9dc3c72750b202e5fda63e8328 |
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 | ++DaKfho2ENOeGKHh83h9CY8/5P9oJvzS1wP1MutPuGgagQ7uFsTwR/gZObqOGxjuz9DjqOCiY8ZXjVkOONfDw== |
| 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
| 2026-09-17T10:56:32.404871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052899observed 349ea55ad0deafb1e2a91f04e4b3c161...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:32.385819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052899/manifest.jsonobserved 4504c676797c6f9f9cc9d6a0a43d0c50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:32.367804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052899/publication.mdobserved 3dc809df2c7fb5de345a6e8ca8540c2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:32.349883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052899/publication.txtobserved 7371fcfc830ae812ef79364322698a21...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. |
|---|