OT-2026-000055803
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000055803) never changes.
Identity and time
| Publication number | OT-2026-000055803 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-711b-a22c-fca1ce0994df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055803 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19437316edc27666242800fbba7bdf296e48b9a71eea6deddf0c13d5f3b72983 |
|---|---|
| Markdown | cc3bbaee6174074980d61e8a9bb2c2b6f04202a3fd7e1fa384eb1e8acdd3b6b7 |
| Publication page | 1fbf09afff2b65a4a7c2be9f96cd7c93cd1566be2817f0f1647fb4d12ed9131f |
| Manifest | b9db89cf1edf171ac20ca39ff47e16132a8961df48de0c228b85426d6ed908d9 |
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 | C74s00rTEnhsWlRLm/sK4jF35tNWn5BVC/2rHZKG4jWZx6CiXQGFnZ/rP1vWoMObGD03L2PuyqFSW1tjgnolCA== |
| 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
| 2026-09-17T10:51:10.740971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055803observed 1fbf09afff2b65a4a7c2be9f96cd7c93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:10.724817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055803/manifest.jsonobserved b9db89cf1edf171ac20ca39ff47e1613...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:10.708619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055803/publication.mdobserved cc3bbaee6174074980d61e8a9bb2c2b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:10.690904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055803/publication.txtobserved 19437316edc27666242800fbba7bdf29...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. |
|---|