OT-2026-000019477
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000019477) never changes.
Identity and time
| Publication number | OT-2026-000019477 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-76e6-a99d-30865f195f72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019477 |
| Status | PUBLIC |
Content hashes
| Canonical text | 277fc86abcfc5bd7f03219a3825c8fe27d97e4d34c4f2a63597789d44655dd50 |
|---|---|
| Markdown | 92076c8f15907f2ffb25ba9120a267a65f1200c262826d5e2237c61db9459f0b |
| Publication page | b7bd2c06fcd56121f64e7fcdc6fe89950cd09732850ba4004d1978ab6897b65a |
| Manifest | 9265fee6fc34767572d2f729e6bcd0acf5f9b3de75ccbff34846bf83f517ff4e |
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 | hBP9tHpYREU1v6YKCZmivjYW7P+D9IP+dpFLMHRLGtqkIc/i8LzRW9XJkWXF2ZLVqee8b5b3RwAZpkFskebcCg== |
| 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
| 2026-09-17T11:58:53.794078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019477observed b7bd2c06fcd56121f64e7fcdc6fe8995...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:53.773712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019477/manifest.jsonobserved 9265fee6fc34767572d2f729e6bcd0ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.752497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019477/publication.mdobserved 92076c8f15907f2ffb25ba9120a267a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.732582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019477/publication.txtobserved 277fc86abcfc5bd7f03219a3825c8fe2...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. |
|---|