OT-2026-000042501
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000042501) never changes.
Identity and time
| Publication number | OT-2026-000042501 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7751-b7fa-a34ee1859c38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042501 |
| Status | PUBLIC |
Content hashes
| Canonical text | acd518c4c7d5f092ae144dfc39ec9236aa72cf2e04616693647b32136a22bab5 |
|---|---|
| Markdown | d14ac3d02c97c10ad1eb47c2249e0cfc13703b275fee73dbcd6f58b101b0bd72 |
| Publication page | 5952c6d44858d88499e18010ec9fa202fff030aaaac0d9d5b6fe2849c72135fc |
| Manifest | 42b8f65005d5e6dc6ed09e6b917c3a2e23e042d7d3a36a9564a8dd561b4fd76e |
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 | j1+A4W/c2CstSYPVFenn+ot+LYBDz656IytJgcfPZBS5VifVUrkY57yruBhwKXaTeW3oY+Z3mDr4PHmUb1ncBA== |
| 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
| 2026-09-17T11:14:04.623940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042501observed 5952c6d44858d88499e18010ec9fa202...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:04.602214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042501/manifest.jsonobserved 42b8f65005d5e6dc6ed09e6b917c3a2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.583291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042501/publication.mdobserved d14ac3d02c97c10ad1eb47c2249e0cfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.564805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042501/publication.txtobserved acd518c4c7d5f092ae144dfc39ec9236...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. |
|---|