OT-2026-000022220
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000022220) never changes.
Identity and time
| Publication number | OT-2026-000022220 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-74bc-982e-9291fa37382d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09744e7ffce7b05faeee7f2efd8e596824a53bb3ca47f27b77b9a9bcff6f3eb9 |
|---|---|
| Markdown | 4f131825b7ec095798e6666bfb7579823720adf7125ea2f6123f93270bacd34e |
| Publication page | 6a7262261a6b57c4a52f97cdd0a0af64c84a11f71efaeb8db147956bae54d09e |
| Manifest | 49cecf57fd3581bc0b20e95347654965f153cc12bfe3a38d1b905c6d787d2ee9 |
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 | +ZOr6Ez+rlSswjzWWEI3jGkYOx6lloYKkggGP3FzZRdoh/lwS3bWg7ols+Aqa75KoKgDvFYNchuwsYY8KTOSCg== |
| 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
| 2026-09-17T11:52:54.511469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022220observed 6a7262261a6b57c4a52f97cdd0a0af64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:54.493863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022220/manifest.jsonobserved 49cecf57fd3581bc0b20e95347654965...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:54.477467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022220/publication.mdobserved 4f131825b7ec095798e6666bfb757982...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:54.459571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022220/publication.txtobserved 09744e7ffce7b05faeee7f2efd8e5968...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. |
|---|