OT-2026-000032575
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000032575) never changes.
Identity and time
| Publication number | OT-2026-000032575 · never reused |
|---|---|
| Internal UUID | 01a0ae75-106f-7915-95e0-469d53e5fa43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:42.658092Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032575 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ac7cd3368b8ef20d4c2f6c3505442e38d1218d4620c93ba8c10fe207793311e |
|---|---|
| Markdown | f217445ad86c7f97dd144b30e28a6ef1e08bcaec3fae2fa40faee9b242c30eab |
| Publication page | f692b4d51f53bebd7c5721bc3c8d162eaf1a983042cc3fbd421f1bd2195cb1d1 |
| Manifest | 9f4a4a26c9a27c4465744c5f9aa22b6700c76de96ac98405aee201ba7565c21f |
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 | 03K8GiOkAaRx0U4MsrdsFLYCV9KdapasG7pMKyFyIvTUfYlPcuxtEShMIJ6n5HOdlNnkUYvUAVzzBhg3VTYZAw== |
| 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
| 2026-10-14T00:41:38.895287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575observed f692b4d51f53bebd7c5721bc3c8d162e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T00:41:38.810181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575/manifest.jsonobserved 9f4a4a26c9a27c4465744c5f9aa22b67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T00:41:38.715250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575/publication.mdobserved f217445ad86c7f97dd144b30e28a6ef1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T00:41:38.495047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575/publication.txtobserved 4ac7cd3368b8ef20d4c2f6c3505442e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:06.135187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575observed f692b4d51f53bebd7c5721bc3c8d162e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:06.088637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575/manifest.jsonobserved 9f4a4a26c9a27c4465744c5f9aa22b67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:06.032471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575/publication.mdobserved f217445ad86c7f97dd144b30e28a6ef1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:05.927220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032575/publication.txtobserved 4ac7cd3368b8ef20d4c2f6c3505442e3...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 |
|---|