OT-2026-000056019
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000056019) never changes.
Identity and time
| Publication number | OT-2026-000056019 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-71e1-a911-db08993f0e55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056019 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5812502fa552b7f19b75c5c4295a4e0356bc0be89495b29348b78ff55dc38efb |
|---|---|
| Markdown | 792804fdd1d6621405a08ff4449cbd2716f16797b854e4d5b2654823baf462a7 |
| Publication page | bec3b2c91cfa26fa8e3397f3d70769b30b9c2f38ec68c58bef46e825f54e736f |
| Manifest | 7c52619b2dfc9b518e3db31cd3a234fc561e2658de45441b945c18b4c2ae9766 |
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 | F+cW2MmafnHAaatbAoC7C1n0EsG1YIaGLHi41Bkyb+9NqTf4SRjVEJXB2Sa7BjCijcwgZS/HG16j3r0iwgxaBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:32.818522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056019observed bec3b2c91cfa26fa8e3397f3d70769b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:32.801898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056019/manifest.jsonobserved 7c52619b2dfc9b518e3db31cd3a234fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:32.785608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056019/publication.mdobserved 792804fdd1d6621405a08ff4449cbd27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:32.768983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056019/publication.txtobserved 5812502fa552b7f19b75c5c4295a4e03...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. |
|---|