OT-2026-000018675
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000018675) never changes.
Identity and time
| Publication number | OT-2026-000018675 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7683-903a-bbd4f675f164 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018675 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8f2cfebb60bbcc05fe9ef892a6f0f5abeb7d8e2f9ce3fd9f8e138fd125151d0 |
|---|---|
| Markdown | 6320ba646b3b62ef30b91709fc423e3c27db9d839a792021a6d1b12fb1adbcc5 |
| Publication page | 22aa15cd02c493acb29c8725a0b6420eb62200d0ca6e7230cd28ca51b29dc78c |
| Manifest | 8fd91d5b5a30af26982e5c28c78d16b29b78ec2e9f506ef37862a88fabe27c28 |
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 | tLRmmSicgYyM2P00zoWs4FTvzOgBbgtlkiE5INd1+3NdPPoAoKjOUoYc37FFBTQEeCdv+dqoxSktjCJsKxrhBg== |
| 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
| 2026-09-17T11:59:16.219935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018675observed 22aa15cd02c493acb29c8725a0b6420e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:16.201834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018675/manifest.jsonobserved 8fd91d5b5a30af26982e5c28c78d16b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:16.182284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018675/publication.mdobserved 6320ba646b3b62ef30b91709fc423e3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:16.162780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018675/publication.txtobserved b8f2cfebb60bbcc05fe9ef892a6f0f5a...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. |
|---|