OT-2026-000103599
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, pulsed 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-2026-000103599) never changes.
Identity and time
| Publication number | OT-2026-000103599 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7e18-9a73-705287e3c17c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103599 |
| Status | PUBLIC |
Content hashes
| Canonical text | c552c698f58ac3472197b471785a773d745387bdcda6f4d83c7b1810a9c94b67 |
|---|---|
| Markdown | ceb61c34a9f545fafb6ccdc991eade3046d7bcca39e4ef282ca030263fd85b7d |
| Publication page | b2a2ec7affd92be7b7af0e603886205235c7c5d166b25b9970190e5de423f2c2 |
| Manifest | d3d735b5e32aa507fb90d0d4b9d3688f81dab510ad51bb21bbdfc1b88ae70ec8 |
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 | EIHZc+THgO3qX76q3bJjURng3wGgDPcB4iZnYuqWaAJmdfc90K4Mmwl5P6u58qs1HiO1bYeyK819ViWYOfxgBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:23.304530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103599observed b2a2ec7affd92be7b7af0e6038862052...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:23.289115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103599/manifest.jsonobserved d3d735b5e32aa507fb90d0d4b9d3688f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:23.272915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103599/publication.mdobserved ceb61c34a9f545fafb6ccdc991eade30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:23.256900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103599/publication.txtobserved c552c698f58ac3472197b471785a773d...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. |
|---|