OT-2026-000017921
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000017921) never changes.
Identity and time
| Publication number | OT-2026-000017921 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fc-7a33-adad-03d4dee126d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6a03ca5ae13ac90eec41f0970e95e843b271ab9e1cb9b78ed27353627c26215f |
|---|---|
| Markdown | f5581ac43a2c47071726eb10e727c3e9734192df94d664a3aea2abb853d31d5e |
| Publication page | 5e6ca412accd913923d06e49237884e8bb38355369473c2540e6f1e9741f8dae |
| Manifest | 712af6fb48de6ed525ae89bc7b9b6328aa407afacb8958da1f215aa00f55084d |
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 | Sn/zSIpprLIK4uKJPAA5yJQ3QLWc7ZB2SQSjCg1ZzjDKx5DhuJqHewqAPFsqnHcAGChfSniA3Z88N+pUKDKyCg== |
| 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
| 2026-09-17T12:01:54.852701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017921observed 5e6ca412accd913923d06e49237884e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:54.835532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017921/manifest.jsonobserved 712af6fb48de6ed525ae89bc7b9b6328...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:54.819229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017921/publication.mdobserved f5581ac43a2c47071726eb10e727c3e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:54.803276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017921/publication.txtobserved 6a03ca5ae13ac90eec41f0970e95e843...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. |
|---|