OT-2026-000019874
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000019874) never changes.
Identity and time
| Publication number | OT-2026-000019874 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7606-a776-d6978313485f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019874 |
| Status | PUBLIC |
Content hashes
| Canonical text | da2ab1cb73b274368c54116ae7c852ab8a504b962cf56ea471655611a6bdf818 |
|---|---|
| Markdown | 5765a792251cca80fd6c78cf2b6685c38a1bf05b66735a8e59d036167107b6c5 |
| Publication page | a62bc2c72d552f4b7424b0914ebe839caf9c21a4020be7e17d3c85615eb9b4a1 |
| Manifest | 9a02013e7494000f36a73fde3230c9cc9e726a0b4ce261d7bff2b9678d34a2da |
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 | eREeeg2P9LtRjDCDW8UwDLi7p6iRYE3IDtQwMQI0yD2B0LPbnrpFMv10ul3mN9Qft5za408F9x4aT0SAoPH9DA== |
| 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
| 2026-09-17T11:58:04.580645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019874observed a62bc2c72d552f4b7424b0914ebe839c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:04.563443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019874/manifest.jsonobserved 9a02013e7494000f36a73fde3230c9cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:04.545387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019874/publication.mdobserved 5765a792251cca80fd6c78cf2b6685c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:04.527528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019874/publication.txtobserved da2ab1cb73b274368c54116ae7c852ab...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. |
|---|