OT-2026-000051723
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051723) never changes.
Identity and time
| Publication number | OT-2026-000051723 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c83-77d3-9311-2acc17338a3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051723 |
| Status | PUBLIC |
Content hashes
| Canonical text | e71211339bfcce903ffc3271d4609101d9e9fd2ad9dcf59fe226f550fec82c3e |
|---|---|
| Markdown | 38cb3949f832f9a957af207ed88b0526d3b8ceee67c09b9b2ad75800ec7ca207 |
| Publication page | 387386b8d0d1961c4071ea37ca4a92ae0230555ecedf81167dc5617a56f8e510 |
| Manifest | 9ce084b686769479a1273a8928c0a7b696e43d7ddb87b5b85321203716fcc6fa |
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 | WnE64A9XL3W4YbKPEbh/KxljHl11FNhSATX+BITG6i4n5z+JKFBHuKwEpfoXAQCulYtv3pE2Xxh5WGuLdlFCCw== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-15T12:41:44.166426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723observed 387386b8d0d1961c4071ea37ca4a92ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T12:41:44.116461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723/manifest.jsonobserved 9ce084b686769479a1273a8928c0a7b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:44.060192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723/publication.mdobserved 38cb3949f832f9a957af207ed88b0526...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:43.962998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723/publication.txtobserved e71211339bfcce903ffc3271d4609101...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:40.813950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723observed 387386b8d0d1961c4071ea37ca4a92ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:40.727237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723/manifest.jsonobserved 9ce084b686769479a1273a8928c0a7b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:40.642779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723/publication.mdobserved 38cb3949f832f9a957af207ed88b0526...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:40.552084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051723/publication.txtobserved e71211339bfcce903ffc3271d4609101...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 |
|---|