OT-2026-000020612
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000020612) never changes.
Identity and time
| Publication number | OT-2026-000020612 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e1-7914-828d-cae30a419289 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020612 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ddaaefa4410363ad588545d747306fd7ff7b7b12e45fda25f47b7d7c04cdc90 |
|---|---|
| Markdown | 4c8705eea0201c6cd41f2b131e2f46a8ea1c388b0f989bb9f038252e42ac26f6 |
| Publication page | d9f7b2e6733e2422105655de809d1e4e5592bff5cd1d5b56fe6566ded60929a7 |
| Manifest | ed3bc99134655dcfb88aaccf3345692205c35330044e7cdafb179845b8839ebb |
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 | FVXpmx1xOwhhYFOsC/GCYRIN8eGimK74Ad3NPaj1jBmNQQgOY/wSOMRlMD+FghsjLQhIzjKD9pIjM1z/9ynbCQ== |
| 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
| 2026-09-17T11:55:33.394400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020612observed d9f7b2e6733e2422105655de809d1e4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:33.378456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020612/manifest.jsonobserved ed3bc99134655dcfb88aaccf33456922...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:33.362074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020612/publication.mdobserved 4c8705eea0201c6cd41f2b131e2f46a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:33.345618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020612/publication.txtobserved 0ddaaefa4410363ad588545d747306fd...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. |
|---|