OT-2026-000052701
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000052701) never changes.
Identity and time
| Publication number | OT-2026-000052701 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-780b-9d85-9973acfc6a0b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052701 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6acb67542bb43b40dd147cf65d98a911cc2a9a89c8380c31b48ba5607453026f |
|---|---|
| Markdown | e38304a40378ae94d7b9547b4e9f2861817c2d4ca7458ed5b39c8cac6bf2f088 |
| Publication page | ba50ce3704a2281f8936db6b7c3f04b8e037715f32cdfdbb3411b4151298f79f |
| Manifest | a2db347bf93c882a50b0b67695f2493427fe3366b8843517c99edd699a7e123f |
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 | OXDg4PfPXgU+dpRoRNYlyxDhebVE5276twT4ZOus9PGRvyeFkbWPbbg1K+ntbG2GeJboAdXn2r7zNezaO0JQCg== |
| 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
| 2026-09-17T10:55:41.185330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052701observed ba50ce3704a2281f8936db6b7c3f04b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:41.165181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052701/manifest.jsonobserved a2db347bf93c882a50b0b67695f24934...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.147206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052701/publication.mdobserved e38304a40378ae94d7b9547b4e9f2861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.128019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052701/publication.txtobserved 6acb67542bb43b40dd147cf65d98a911...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
| Custody package | Pending Custody packages are produced weekly. |
|---|