OT-2026-000061718
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, vented after set-down
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-2026-000061718) never changes.
Identity and time
| Publication number | OT-2026-000061718 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-b8aa-7736-a721-bfc8b60d3efd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:27.528336Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061718 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbc6b9655cf25b581f5ecb5e7ed23b368cf5567d88e6f6703673179b5219ddb7 |
|---|---|
| Markdown | 7975d86109ea31f5beb672b1422c9fe867f9336d89044e9fb99a8d71a0d18e7f |
| Publication page | 61e823c32f023f0e57a4fc3ceddcdae8fe61b4ad53db03e69894af4d1ec4914d |
| Manifest | 9364d288ffc825546be8570221714d60da70b226d424e51be3a3cd7f688cc53d |
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 | kaR5Jr1jrU6EctwqtWxcDQj/w3v+v5HM5QrHu9yU5PF6lfMKyBedQz5urnOo6nSyqvSfL+Ky2T/eHgwjGLHeBg== |
| 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... |
|---|
Independent retrieval
| 2026-10-25T00:41:27.423449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718observed 61e823c32f023f0e57a4fc3ceddcdae8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T00:41:27.350080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718/manifest.jsonobserved 9364d288ffc825546be8570221714d60...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T00:41:27.277912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718/publication.mdobserved 7975d86109ea31f5beb672b1422c9fe8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T00:41:27.179258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718/publication.txtobserved dbc6b9655cf25b581f5ecb5e7ed23b36...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T20:41:29.927576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718observed 61e823c32f023f0e57a4fc3ceddcdae8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T20:41:29.842166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718/manifest.jsonobserved 9364d288ffc825546be8570221714d60...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T20:41:29.674634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718/publication.mdobserved 7975d86109ea31f5beb672b1422c9fe8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T20:41:29.419646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061718/publication.txtobserved dbc6b9655cf25b581f5ecb5e7ed23b36...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 |
|---|