OT-2026-000052031
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000052031) never changes.
Identity and time
| Publication number | OT-2026-000052031 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-7340-bac4-e4aed0b62fad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052031 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42cfaf223ce6976ec6d261aca4afb775772f3000e41057a92a33f7433dab17dc |
|---|---|
| Markdown | 88e281c2e99b3460c04c64f371d8b5bde779b6537bd9376edfffd3b9c08bdef2 |
| Publication page | 98d8c788d7ec55cc14767d5d9488dba304e27a1b8f934915ba04e4d529b98e70 |
| Manifest | 610d6ad7518241b46f07073b08e876e13424ed3c714f7679b8a1cb507580249b |
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 | Ju+3iwElzGJUQulgo9FR5wtrYOSKVXjdLEJxTJwomlPkaZxFd33iOC5CcQzAtwTliAOe5Jz8ftmS2XePcjIQAw== |
| 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
| 2026-09-17T10:57:32.704955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052031observed 98d8c788d7ec55cc14767d5d9488dba3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:32.687667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052031/manifest.jsonobserved 610d6ad7518241b46f07073b08e876e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:32.670728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052031/publication.mdobserved 88e281c2e99b3460c04c64f371d8b5bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:32.653304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052031/publication.txtobserved 42cfaf223ce6976ec6d261aca4afb775...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. |
|---|