OT-2026-000051971
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000051971) never changes.
Identity and time
| Publication number | OT-2026-000051971 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-7a15-acfe-3e8a6c80b8df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051971 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6fdb639a98ae9dfd9188128c76b303d3ba1624b47050374d15fe33b3b605d69 |
|---|---|
| Markdown | cc8f2c863f6fb46a78f3340c72486eae41fd99b29c51ed28ebae0807c20770af |
| Publication page | f6cac056efd97a692c60f926d4c134cc3c0405cede8de80e3abca65b737ecbc8 |
| Manifest | aee0bc96d0f27dfc2d7e3241d443b089d893dc84636b473b925a50cef4734c79 |
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 | 6ltX4/GDIHSCXgp0ssDmHnGkl1FtzV8t5sAt8wtRqvirBT4QvYky8BU5PZRRJn+vNi4wDvhDcD+dKqfWqvitDA== |
| 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
| 2026-09-17T10:57:28.273467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051971observed f6cac056efd97a692c60f926d4c134cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:28.256510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051971/manifest.jsonobserved aee0bc96d0f27dfc2d7e3241d443b089...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:28.240243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051971/publication.mdobserved cc8f2c863f6fb46a78f3340c72486eae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:28.221052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051971/publication.txtobserved d6fdb639a98ae9dfd9188128c76b303d...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. |
|---|