OT-2026-000042517
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000042517) never changes.
Identity and time
| Publication number | OT-2026-000042517 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-739a-8007-fb0cd2c43294 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042517 |
| Status | PUBLIC |
Content hashes
| Canonical text | 847223c5dcce6509cc0760624a3a2d325f732f40a6bdb27a6969fc42acb074b9 |
|---|---|
| Markdown | 016508b021df4678d8dcaba8280a1275609fd2c418bdeda84653a03c35e9ce38 |
| Publication page | 1f174638579363168dc2b93337c04b5b8aa529fff34bb7ab3c4c0c223b35a8e1 |
| Manifest | e8b4d9258d4d1663a5e5a107b552b9d216b37adb6d5a4d9eb204adb0be111d96 |
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 | VWCdECpFhK3AgxprWSyIGGsFOrld/pSr6egBnonOV9PE/obibf/WAKsJ0XPaYNpTXSHUiWvrkB2PTyXyQbTyDg== |
| 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
| 2026-09-17T11:14:05.991204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042517observed 1f174638579363168dc2b93337c04b5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:05.969852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042517/manifest.jsonobserved e8b4d9258d4d1663a5e5a107b552b9d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:05.950323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042517/publication.mdobserved 016508b021df4678d8dcaba8280a1275...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:05.932453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042517/publication.txtobserved 847223c5dcce6509cc0760624a3a2d32...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. |
|---|