OT-2026-000044604
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-2026-000044604) never changes.
Identity and time
| Publication number | OT-2026-000044604 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d9-704c-8c1e-afa707334632 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044604 |
| Status | PUBLIC |
Content hashes
| Canonical text | a79710f01b6c1da5453a22b907259fdc04a0b36fcc47c8a752da1b0104996c85 |
|---|---|
| Markdown | 93cceba79c5a18294baf7aa8e4d2e9ec624fc850afcf420a547a0612093ae340 |
| Publication page | ead07465bda1c7d5c81e6c5288fa764a1c9e7727c8e0cc89b41dbb492c546917 |
| Manifest | 7acc7964b7b60bdd4203f846ced23eaea1d30f37cf24fe6d848bc4555a93f6c4 |
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 | J+7BdeTm7uApIE6iOJOQJhQsReHCm5LGsFlFhoaMiDHWL+l515GZVZhwwIxDoZjNL1nAeYT9JaN6RCi/wh/oBg== |
| 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
| 2026-09-17T11:11:49.986516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044604observed ead07465bda1c7d5c81e6c5288fa764a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:49.967941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044604/manifest.jsonobserved 7acc7964b7b60bdd4203f846ced23eae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:49.949999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044604/publication.mdobserved 93cceba79c5a18294baf7aa8e4d2e9ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:49.931569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044604/publication.txtobserved a79710f01b6c1da5453a22b907259fdc...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. |
|---|