OT-2026-000005213
Publication integrity record
Vacuum cup gripper, three zone face, pump fed, contact triggered, vented before set down
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-2026-000005213) never changes.
Identity and time
| Publication number | OT-2026-000005213 · never reused |
|---|---|
| Internal UUID | 01a0a931-7e50-79d7-aecb-bf8331ddb6c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:49:48.243573Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005213 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9809103fe633a13c5f9125ddbf22c8db91942055b2143cd72c78acecb4d8b01d |
|---|---|
| Markdown | 2bd0e7c492d8dd43816f59cbccfa3bd2a991b1686739fbc6df725be24ec95ab5 |
| Publication page | 970259dc39dadad83f83f8be142085d426517615be756a6f49c208974fc46c7a |
| Manifest | 5b2e0e434df6b5d3bbaddbc316c65218fe8d3cbf63adcd27508fc7a73b513d1b |
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 | sOWmr2j9prFC6lyE96S9Dx0wcvYD/w8X4RGkYsK3rjGnUEG7XikwYLgeuoIqMMNB7IiuiW0d4C7q0wEdUzaUAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:03.147736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005213observed 970259dc39dadad83f83f8be142085d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:03.134104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005213/manifest.jsonobserved 5b2e0e434df6b5d3bbaddbc316c65218...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:03.120657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005213/publication.mdobserved 2bd0e7c492d8dd43816f59cbccfa3bd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:02.981754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005213/publication.txtobserved 9809103fe633a13c5f9125ddbf22c8db...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. |
|---|