OT-2026-000009557
Publication integrity record
Foam pad vacuum gripper, three zone face, plant vacuum fed, vented after 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-2026-000009557) never changes.
Identity and time
| Publication number | OT-2026-000009557 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7563-7fec-8355-eac396560e2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:13.151287Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29d57d479f3db04a2729655563a04cf46d566458af52ef9e4cec8702ac559a9d |
|---|---|
| Markdown | dfeaba00bf37e088934b4a24385a79aa8360d8051e55ecc3287f3f798fe47fe8 |
| Publication page | 286c92f2b4bf7641eb19c720f26ec0aee1985d70f1aaa6a631460afa6091ee9a |
| Manifest | 8190e0610bc049c51a8124cdff0ea987a4204539bcae56120fab388e46392729 |
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 | EG+KBGuGJ+G3tw0NZcLJsXZVdQWKi9zN7zsF1XRJaHmq7UM+sVlRX9cIgIGcFWdrbaAtP/w4+haYBdZcRns5Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:59.199034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009557observed 286c92f2b4bf7641eb19c720f26ec0ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:59.178408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009557/manifest.jsonobserved 8190e0610bc049c51a8124cdff0ea987...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:59.159029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009557/publication.mdobserved dfeaba00bf37e088934b4a24385a79aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:59.139940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009557/publication.txtobserved 29d57d479f3db04a2729655563a04cf4...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. |
|---|