OT-2026-000103575
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, pulsed blow-off after 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-2026-000103575) never changes.
Identity and time
| Publication number | OT-2026-000103575 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7d2e-b8d7-8d24d7a5a569 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103575 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ef70e1fe202e2bcac83c79085787686448c9a3276113a058116b2e69efa8bd1 |
|---|---|
| Markdown | 3a738163de6e50688200e78304dc613c049eec0a09751660d782da9b4a0d21de |
| Publication page | cec205b8082f553302c91ebeb27dda4a8c51d5f44b6aad9147da2ef9f312fa92 |
| Manifest | 3eb4df7b06f532f6f52641ebdf65bd17c50a4a233e9c8256cf43f59bc96806e3 |
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 | XhPKiIpVxMTX+KwqVv8J1gCX5zU/bZmh9z6lclkdJluXUN/erS2s9bCmyVFw45qi5vn1gIfbXklsys8FgYU3Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:21.559131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103575observed cec205b8082f553302c91ebeb27dda4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:21.542651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103575/manifest.jsonobserved 3eb4df7b06f532f6f52641ebdf65bd17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.526694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103575/publication.mdobserved 3a738163de6e50688200e78304dc613c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.510327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103575/publication.txtobserved 5ef70e1fe202e2bcac83c79085787686...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. |
|---|