OT-2026-000055461
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented 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-2026-000055461) never changes.
Identity and time
| Publication number | OT-2026-000055461 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-740b-82d3-70ed6cc3ab53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055461 |
| Status | PUBLIC |
Content hashes
| Canonical text | 525832a192b333b8ec55462a18f3523ed26cf93435c826c409c858df902d1c09 |
|---|---|
| Markdown | 69577b89cb6898e65ae72ae265b349e796989fd3a702cd5b5800b08eed5105e0 |
| Publication page | 8fbce4231c6ca58803cb057f175e1bf6127fb3436f59f639ce5a4e5d778f9ff4 |
| Manifest | a4c52853b3df493ff38e4c0f3947c5c18b5a77490d1c26d2c77e1dae04a2d46f |
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 | m5jDf0n7c1emConil30CbbrnOEB0WCPknCGXnzEkJAqt4JmNFIHkol9RFgX7yW2XGsaDGUdoDOKNa3NC/1dDDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:07.119753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055461observed 8fbce4231c6ca58803cb057f175e1bf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:07.102300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055461/manifest.jsonobserved a4c52853b3df493ff38e4c0f3947c5c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:07.084670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055461/publication.mdobserved 69577b89cb6898e65ae72ae265b349e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:07.065791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055461/publication.txtobserved 525832a192b333b8ec55462a18f3523e...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. |
|---|