OT-2026-000052962
Publication integrity record
Foam pad vacuum gripper, 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-2026-000052962) never changes.
Identity and time
| Publication number | OT-2026-000052962 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-71c0-8e55-e78a15dc5f2e · 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-2026-000052962 |
| Status | PUBLIC |
Content hashes
| Canonical text | baf11df1ce7caca1c3dda7a9df6464f8725aa33b0ffef78653f823cb9da408a0 |
|---|---|
| Markdown | dc27759548d78bcab85cf0f16f246acf424d9df890d2643be5eb57cad53b389e |
| Publication page | 07bfe0885916f0a31cf79eb15659810ddbc6c7fe4d4eff076af184d67c875f4b |
| Manifest | 3a468a3f59349b5baf6adcfba408bb1db457aa5fba3e7a9a16f849002f29777b |
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 | 3qMTHSRtCphf/CGJ7v7kj2/vOfL4WC+bQx4nw8Ei1J3CEHOIOJOA/EHTNtLQmbUyVl2c3Yc7h8sxfChSVzbLBA== |
| 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
| 2026-09-17T10:56:38.791287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052962observed 07bfe0885916f0a31cf79eb15659810d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:38.773389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052962/manifest.jsonobserved 3a468a3f59349b5baf6adcfba408bb1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:38.755784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052962/publication.mdobserved dc27759548d78bcab85cf0f16f246acf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:38.739054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052962/publication.txtobserved baf11df1ce7caca1c3dda7a9df6464f8...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. |
|---|