OT-2026-000025058
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000025058) never changes.
Identity and time
| Publication number | OT-2026-000025058 · never reused |
|---|---|
| Internal UUID | 01a0ae71-2729-7acb-a96e-29d1a3db6c3e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:26.329747Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3885b360a5dab6349ebf94e8c7757ac166ecf2477ab3fd8f662cadeb0e132d74 |
|---|---|
| Markdown | a2a817db4249bce7586f840bd5777fed2e781446558f24e26e26c0191478e296 |
| Publication page | d0be37ee4a7a20ac0b974ea9c58bc19e24eb29c289a10d2a69c3d4b7a3fa7078 |
| Manifest | 4e8860afa6895a0bb103a542072ccf7d52604d26cae65feec8352a41a9366377 |
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 | Ym2BjasHU/I9mp/ppD5veHTuJr65Yx6mx8hYX0sMcUqwu1pSXFRPiMbWVZealIPiXhuLIVFHIpe32lJAEnU7AQ== |
| 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
| 2026-10-12T20:41:46.413534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058observed d0be37ee4a7a20ac0b974ea9c58bc19e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T20:41:46.342736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058/manifest.jsonobserved 4e8860afa6895a0bb103a542072ccf7d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:46.255247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058/publication.mdobserved a2a817db4249bce7586f840bd5777fed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:46.144811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058/publication.txtobserved 3885b360a5dab6349ebf94e8c7757ac1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:05.117972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058observed d0be37ee4a7a20ac0b974ea9c58bc19e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:05.068578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058/manifest.jsonobserved 4e8860afa6895a0bb103a542072ccf7d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:05.019963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058/publication.mdobserved a2a817db4249bce7586f840bd5777fed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:04.966769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025058/publication.txtobserved 3885b360a5dab6349ebf94e8c7757ac1...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 |
|---|