OT-2026-000003534
Publication integrity record
Bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure verified
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-2026-000003534) never changes.
Identity and time
| Publication number | OT-2026-000003534 · never reused |
|---|---|
| Internal UUID | 01a0a90a-4d0b-7696-8248-0e20246bd723 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:06:59.726085Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003534 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18ad9123577133fc3742e262b4aa47a77ecc408cad28293f175291f80c898b4a |
|---|---|
| Markdown | 2130ff8200fa70ed145ded1a72f700db53d953967425bf9f577004a1a6377001 |
| Publication page | 4459d4e4b4e0dfe0339e54904ebc7697586de217bac7fb33b75084ba79ccb970 |
| Manifest | 560e55b65767bd2c004aa044e36821c1838a283f4aa941678a3f1dd3fb8a23e7 |
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 | rLgXfR/byiQ9SLHhyxIaHa8fR64rCJX+Gqh5gJF3EgE2bJLXe3Dv/aaO9V3qs/wBROOaO+KxXUsCy2syUI6/BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T08:50:34.444409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003534observed 4459d4e4b4e0dfe0339e54904ebc7697...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:34.428082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003534/manifest.jsonobserved 560e55b65767bd2c004aa044e36821c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:34.411641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003534/publication.mdobserved 2130ff8200fa70ed145ded1a72f700db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:34.395268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003534/publication.txtobserved 18ad9123577133fc3742e262b4aa47a7...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. |
|---|