OT-2026-000049273
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000049273) never changes.
Identity and time
| Publication number | OT-2026-000049273 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-7f67-9f0d-a7a9f4190b39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049273 |
| Status | PUBLIC |
Content hashes
| Canonical text | 243a1774676ee784e1f644e580d3aafc9019af64187eceb2109d626044be64b3 |
|---|---|
| Markdown | 9259ada29088ba4b2cb67785bd097856a5b0ccf5443c2eccaa887cab0e02021d |
| Publication page | 3338f4c913df96ea7d5dc38214720dd9de6da75ebf3dc31ba66ce434c967a574 |
| Manifest | e3afcb906b72bdfb993bad2a58e369d58fc38fee5cd07197cb47f09e26bb0336 |
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 | J4KkR/pFf5tUMEJC3RGLXW9yG/U7kyPNnTUvtdrVt5Dk7O4JcfYTEclWf0xrp6iDnTF1lTaoMmpAFVYocEUtCA== |
| 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
| 2026-09-17T11:04:07.687444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049273observed 3338f4c913df96ea7d5dc38214720dd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:07.669857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049273/manifest.jsonobserved e3afcb906b72bdfb993bad2a58e369d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:07.650256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049273/publication.mdobserved 9259ada29088ba4b2cb67785bd097856...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:07.628694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049273/publication.txtobserved 243a1774676ee784e1f644e580d3aafc...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. |
|---|