OT-2026-000009707
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, sustained blow-off 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-2026-000009707) never changes.
Identity and time
| Publication number | OT-2026-000009707 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7564-7a6c-9ef2-9fecf2e5173e · 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-2026-000009707 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c7c729c14647ba93964a11f49dc5180522f0ebb710e432ccd5951fd198b496d |
|---|---|
| Markdown | b5bcb4df52cdf3fa45cf75411547c4896af65dbd6664b4f73e635e196276c4bb |
| Publication page | 337eadbbbfb2feb84a6b07a72f25694de51fc24887409b9fc9316b72ed6b198a |
| Manifest | 826d4defdf632aea62c3136733a94313d6b9bd272adab5787fd1396340383cf9 |
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 | TvSWgSROyb4RVz8wnPPGNHVt7Y5qCZ3CBKxckXf2fgzXg4TnBkxGfftGwB3nnq8vlO05PkOlcyKSrI6TY4d7CA== |
| 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
| 2026-09-17T12:17:11.901507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009707observed 337eadbbbfb2feb84a6b07a72f25694d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:17:11.880502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009707/manifest.jsonobserved 826d4defdf632aea62c3136733a94313...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:11.861601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009707/publication.mdobserved b5bcb4df52cdf3fa45cf75411547c489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:11.840763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009707/publication.txtobserved 5c7c729c14647ba93964a11f49dc5180...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. |
|---|