OT-2026-000003722
Publication integrity record
Porous face vacuum gripper, common isolation valve, four outlet manifold, pump 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-2026-000003722) never changes.
Identity and time
| Publication number | OT-2026-000003722 · never reused |
|---|---|
| Internal UUID | 01a0a90a-dce5-7af3-9724-1f5eace6297c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:36.551380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003722 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7664ea3a96f982a0847f9521ce312b993786be34143327a1849d364f4ac5d7c8 |
|---|---|
| Markdown | aa172e3eb190cfa10b268c92b2990afd272684660a4d5392a36f376d1c2ffb98 |
| Publication page | 26d9bc137e3a84939979965f7c51793206848b9daa075d87d5859d592d6e67b3 |
| Manifest | 89c32236b30ba1f0a8f1f3235b947aa933e8f2ef498effa7320c4daff8a8e1e3 |
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 | Cj6R3OLt6/VrkAHO+nRMT8yl4i+000EI2pgfx6pGmxXfkRxDSP4LdnOCK7XobOtSN/gcTdY1nqMv/F9dDjtlBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:50:35.370645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003722observed 26d9bc137e3a84939979965f7c517932...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:35.223363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003722/manifest.jsonobserved 89c32236b30ba1f0a8f1f3235b947aa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:35.209610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003722/publication.mdobserved aa172e3eb190cfa10b268c92b2990afd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:35.193955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003722/publication.txtobserved 7664ea3a96f982a0847f9521ce312b99...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. |
|---|