OT-2026-000006648
Publication integrity record
Vacuum cup gripper, common isolation valve, ejector fed, contact triggered on the face, polyurethane cups
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-2026-000006648) never changes.
Identity and time
| Publication number | OT-2026-000006648 · never reused |
|---|---|
| Internal UUID | 01a0a962-9d54-7038-8292-06023013f731 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:43:27.448010Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006648 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2435c6bcbc979531925ef46dd046b10aaf8f4ae275bf0bbcb45f6e40faf086e4 |
|---|---|
| Markdown | c2899d14e3aa81b6459f71257f809a220230d52d9ca528e344d3ce9daa1e3f06 |
| Publication page | 24259ae2cc4da154bba6301aab11d5c548c6bb3fa81115db2e53f3ea63a13fda |
| Manifest | 6a0652b230dd2d75c70d28f3529a6ddb43e4ac88a7dfaa809d893f3044b0b010 |
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 | WajCZGDsFynVpCYIve4K/Otpf/zG1h80dlhA46HydbInBaUkdH3l6OQrKQnSwa8MTsBfRtxZ832zjVjCG/xRBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:21.445289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006648observed 24259ae2cc4da154bba6301aab11d5c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:21.431929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006648/manifest.jsonobserved 6a0652b230dd2d75c70d28f3529a6ddb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:21.419244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006648/publication.mdobserved c2899d14e3aa81b6459f71257f809a22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:21.406522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006648/publication.txtobserved 2435c6bcbc979531925ef46dd046b10a...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. |
|---|