OT-2026-000020504
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000020504) never changes.
Identity and time
| Publication number | OT-2026-000020504 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7307-9875-847ab996fd0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020504 |
| Status | PUBLIC |
Content hashes
| Canonical text | b44790568f79ffebd6ad15555ff528b968867466d02000e333da460a5dc65a29 |
|---|---|
| Markdown | 141a1b7a70fa46ae5ef94ec906d8d2cfc5959013a07d3de61a185a73743f42d1 |
| Publication page | e1973c287901381b95b0f559b38bd84e0f8320f33bebc34977412c1492639255 |
| Manifest | b4666e07f8608993cdfc08ad3b7f3d47fdaafcd9d7fdc1b600792e64db9a139d |
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 | Kr6Js/0+3mPcoTR2acDgXY5dHzEnPzgM+M+9Y0/ZDel3VygxUf1R9iNksWiLv71PJidSr+0As+rnlM3HUqULBw== |
| 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
| 2026-09-17T12:00:27.939903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504observed e1973c287901381b95b0f559b38bd84e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:27.921108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504/manifest.jsonobserved b4666e07f8608993cdfc08ad3b7f3d47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:27.900051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504/publication.mdobserved 141a1b7a70fa46ae5ef94ec906d8d2cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:27.876780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504/publication.txtobserved b44790568f79ffebd6ad15555ff528b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.999954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504observed e1973c287901381b95b0f559b38bd84e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.983463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504/manifest.jsonobserved b4666e07f8608993cdfc08ad3b7f3d47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.967644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504/publication.mdobserved 141a1b7a70fa46ae5ef94ec906d8d2cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.951272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020504/publication.txtobserved b44790568f79ffebd6ad15555ff528b9...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. |
|---|