OT-2026-000041160
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed 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-2026-000041160) never changes.
Identity and time
| Publication number | OT-2026-000041160 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-7c61-ba4f-b4ccefbc96a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041160 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1a336490f62f12cc0f637cee76b05608f1ca757cc0e55c8fd61f642faea21f5 |
|---|---|
| Markdown | 8a6492a8f53a83bb7c729e23d7de9d199ab3dc877256553b31cf4fde648a1827 |
| Publication page | 27f3a0393d4a54c280925d5639d1efdf5603341f800959e580a9ee7590239fd1 |
| Manifest | fb66f3883775fb3e874538a51bd9f90f0f154781425061672334f6c73cd0f05c |
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 | BbZXZBtjO/ZxK2tUNHtnXJvQahriWnWCAAsZvupMM2QDVz19I2LAgbrWjHHfIojMxyT+RfvprM4RdpFC1gpiCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:17:06.244143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041160observed 27f3a0393d4a54c280925d5639d1efdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:06.228993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041160/manifest.jsonobserved fb66f3883775fb3e874538a51bd9f90f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:06.211992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041160/publication.mdobserved 8a6492a8f53a83bb7c729e23d7de9d19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:06.196201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041160/publication.txtobserved a1a336490f62f12cc0f637cee76b0560...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. |
|---|