OT-2026-000081316
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000081316) never changes.
Identity and time
| Publication number | OT-2026-000081316 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f374-7afc-b9cd-43ca46a49032 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081316 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ee19836da07d69ad42eb0146dfdc68e9d948a75f70bae326c9bf7df7e132c8f |
|---|---|
| Markdown | cc115205c55ecec5a5209755b74e82c4d1f19376f64e2449d93e0e2c9a5f64ef |
| Publication page | bd988ed3890cd082d3f951bdca3afb88068638d3c1e5f4ae62d9a92c3cad820d |
| Manifest | 914bfdc3189ddf3d2440e19312dd4083d44ef44903a92bbfb9631415d9525f58 |
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 | G8z7xh/gwfBxSwGHix70CHrifSTZSPxoMQA8jC25zL0g2bUhaXpF3JCOCb2dpBtdxmvlDvzPEmA9/7AyWoMCAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:01:25.961287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081316observed bd988ed3890cd082d3f951bdca3afb88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:25.942428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081316/manifest.jsonobserved 914bfdc3189ddf3d2440e19312dd4083...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:25.924096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081316/publication.mdobserved cc115205c55ecec5a5209755b74e82c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:25.905218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081316/publication.txtobserved 7ee19836da07d69ad42eb0146dfdc68e...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. |
|---|