OT-2026-000074084
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074084) never changes.
Identity and time
| Publication number | OT-2026-000074084 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7502-b2ac-0aee216f22f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074084 |
| Status | PUBLIC |
Content hashes
| Canonical text | d45e51cbdfe753c5b18335c2ff8a847af85695d70178dccfeac0667a409d3804 |
|---|---|
| Markdown | 646e02101f8742a54feee9a9b7ec0bd821ce7c7b5def3fb4bc6f96029c33a454 |
| Publication page | b13f25c6d421b67433ca33cf7b7bd0a8d4d74b8b1f35abc34168a4be56b9cda2 |
| Manifest | 92dc3687c84c364dc4ba10d1469b60d2d42a4e70f185bda5b9f913765dbf9bf7 |
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 | YmbUkgqhxQMMy+Cxaq1MaLpZ7889tPzekEB6axoU+ywNnUwfBcxvi2tc4afLDqpy/ypzCoB3ROVi+cWn9vBnBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:59.417795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074084observed b13f25c6d421b67433ca33cf7b7bd0a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:59.398395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074084/manifest.jsonobserved 92dc3687c84c364dc4ba10d1469b60d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:59.380569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074084/publication.mdobserved 646e02101f8742a54feee9a9b7ec0bd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:59.361796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074084/publication.txtobserved d45e51cbdfe753c5b18335c2ff8a847a...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. |
|---|