OT-2026-000061360
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000061360) never changes.
Identity and time
| Publication number | OT-2026-000061360 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-1384-7d53-9c80-03d95f25fd63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:45.252443Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061360 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c8cd5ed62d7b10cfed1ab60be420475b7a315d7a350f3e17d6e63fb77883284 |
|---|---|
| Markdown | 51f92c1dc282bb0a33447510612482bc34cd57f1fcefcc5f056db261e6fa53dc |
| Publication page | 726e812afea08f5ff2b0a04ade0db6c03ef474a18d75eda3c76e247927fef784 |
| Manifest | a0ad215ec20062be1fc4d49986e023da7fd7ed5d47c854508721d35c878112d4 |
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 | FdWX5/0my0HXsPhmLyQwvBb3oHticv0yvKKaxDC39l8/HIlNXJUPQ8zCHwf8hbiFnj+AfrUKq23HKnn5WxWbCQ== |
| 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... |
|---|
Independent retrieval
| 2026-11-01T16:41:46.651518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360observed 726e812afea08f5ff2b0a04ade0db6c0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T16:41:46.598229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360/manifest.jsonobserved a0ad215ec20062be1fc4d49986e023da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T16:41:46.541809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360/publication.mdobserved 51f92c1dc282bb0a33447510612482bc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T16:41:46.466850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360/publication.txtobserved 2c8cd5ed62d7b10cfed1ab60be420475...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:51.664028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360observed 726e812afea08f5ff2b0a04ade0db6c0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:51.556230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360/manifest.jsonobserved a0ad215ec20062be1fc4d49986e023da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:51.410121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360/publication.mdobserved 51f92c1dc282bb0a33447510612482bc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:51.295095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061360/publication.txtobserved 2c8cd5ed62d7b10cfed1ab60be420475...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|