OT-2026-000004579
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, three outlet manifold, plant vacuum fed
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-2026-000004579) never changes.
Identity and time
| Publication number | OT-2026-000004579 · never reused |
|---|---|
| Internal UUID | 01a0a91c-9457-781e-8143-f7aed04dc9b0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:57.625708Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004579 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec2bca2a349a4e7ce2155dce784edc12566f8151af13c905012bac7937f0ce8c |
|---|---|
| Markdown | c1d93f9cb4313cbe7467158a9d3a6a1add0879d4907088676f68917d85310eb2 |
| Publication page | 4dd2850dc5e7954db31758994e2a2df95c251a934c7c07084dd7d9a46d0325f0 |
| Manifest | ab2f4e15e61e302e8c44ac13af48d16109e526176ea3eb894d7e5c267e6a6634 |
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 | cthBkMc86T/3NHFVSUIDdq94w4FtmDhbSdGK2xZu7u6jAtfuripcOi3sVcYHocfrW/wasvf1WWaESRKpQE/PCg== |
| 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
| 2026-09-16T07:30:12.744189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004579observed 4dd2850dc5e7954db31758994e2a2df9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:12.731166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004579/manifest.jsonobserved ab2f4e15e61e302e8c44ac13af48d161...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:12.717225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004579/publication.mdobserved c1d93f9cb4313cbe7467158a9d3a6a1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:12.704838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004579/publication.txtobserved ec2bca2a349a4e7ce2155dce784edc12...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. |
|---|