OT-2026-000030135
Publication integrity record
Foam pad vacuum gripper, two zone face, two 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-2026-000030135) never changes.
Identity and time
| Publication number | OT-2026-000030135 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e4ff-7b3d-9f4f-0caa8816e78a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 673f266debe445e3c1e96c612b25fa5746091f90882fa80c477d7eabf8c5e4d2 |
|---|---|
| Markdown | cb4d6969fbb907cd139e00ef7b0129c1829a1456503609a9712b6e95a3e68357 |
| Publication page | 1ab66ec0d450aae7739378a953d810f82a3e75fe9ae6950b45632f65055cd7fc |
| Manifest | 9264fc7fd161f15af102973fc2bd308b446184191601bfe3f64a10fa76561f04 |
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 | rRP+LbyZwsP2md0ReUA8p2VGcD6ERlrLF59fFcj5r1/9G3dYvZvRdtVLyG1tHpxlTQVDHJn0FqKA/F0ot/hTAQ== |
| 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
| 2026-10-31T20:41:04.851835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135observed 1ab66ec0d450aae7739378a953d810f8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T20:41:04.801376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135/manifest.jsonobserved 9264fc7fd161f15af102973fc2bd308b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T20:41:04.719061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135/publication.mdobserved cb4d6969fbb907cd139e00ef7b0129c1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T20:41:04.625894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135/publication.txtobserved 673f266debe445e3c1e96c612b25fa57...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:50.448836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135observed 1ab66ec0d450aae7739378a953d810f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:50.430669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135/manifest.jsonobserved 9264fc7fd161f15af102973fc2bd308b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:50.414761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135/publication.mdobserved cb4d6969fbb907cd139e00ef7b0129c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-20T04:23:50.371466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030135/publication.txtobserved 673f266debe445e3c1e96c612b25fa57...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
| 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 |
|---|