OT-2026-000019073
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000019073) never changes.
Identity and time
| Publication number | OT-2026-000019073 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-708d-9f53-b5db18ed99e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019073 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0372995c4d6903cb4e966b6f28866f2a364b78727db33c012df686d10f628b94 |
|---|---|
| Markdown | 7fca0c467c9c44def0c6f232aef15f38d0be1958a442c99f1c61eaeb803309a1 |
| Publication page | 9f0f3b5bac1fde9794a947d16f30cfeccffeea207011b5ce012a217fdc1459c8 |
| Manifest | e222fe5330881cd11639b0e90c5ac5d3571c42a5acc6cd1aabe2315e3c23deae |
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 | r5H+tm5TSrig1jqeGHGY9S6jw9BGoeqL+BTP40nvpQ2qIbLPnDGLzUJFJZL1eEbLbzhUsz8nhZ4AmA6+U00oDw== |
| 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
| 2026-09-17T11:59:46.535226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019073observed 9f0f3b5bac1fde9794a947d16f30cfec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:46.517878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019073/manifest.jsonobserved e222fe5330881cd11639b0e90c5ac5d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.500185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019073/publication.mdobserved 7fca0c467c9c44def0c6f232aef15f38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:46.482784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019073/publication.txtobserved 0372995c4d6903cb4e966b6f28866f2a...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. |
|---|