OT-2026-000019757
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000019757) never changes.
Identity and time
| Publication number | OT-2026-000019757 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-708b-9cd0-56bfdaaff618 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5fa61ab3942a3547eecb0ebd5230ecdd98be8bb5c88c08c0feb7be808eef8b95 |
|---|---|
| Markdown | fd68165acac88c1d28b34a929595121ac894c1fa75b18808154ca923f0537cdc |
| Publication page | 4d6ef2ac18e1be9263234da6b7390272cc7cdad3e36a618bdf7348b19d048a61 |
| Manifest | ea70bc9a348e01bd2598cc09cba6995df2bf6ca1ff5060ed0fcfc94cee06fff9 |
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 | KNIMj3i+PuJQ7+9z2UeE6ynKCxCS0lzqH+CPm0NtQXPiMQlfzDt3XAtlJ37yXL/igJTXW9aPPIRDGYHKl9WDDQ== |
| 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
| 2026-09-17T11:57:51.336181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019757observed 4d6ef2ac18e1be9263234da6b7390272...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:51.318386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019757/manifest.jsonobserved ea70bc9a348e01bd2598cc09cba6995d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:51.297404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019757/publication.mdobserved fd68165acac88c1d28b34a929595121a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:51.275295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019757/publication.txtobserved 5fa61ab3942a3547eecb0ebd5230ecdd...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. |
|---|