OT-2026-000003954
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, four outlet manifold, two stage ejector
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-2026-000003954) never changes.
Identity and time
| Publication number | OT-2026-000003954 · never reused |
|---|---|
| Internal UUID | 01a0a90b-92db-7564-a37a-36e511c6d0ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:23.137124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003954 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03b84f494c4ce333031656e92812758adeff8dc5b403752648332cb7eeca96a9 |
|---|---|
| Markdown | b7d7dc5f8363d1f9711223e6514ff5d216b886b99a7d865b607b6f3c426ce0b1 |
| Publication page | c1b8f93547ee425588e4f126df0c644e5f5cd6e8e75cdd8b9cd152077886fc85 |
| Manifest | 0b1f24c94ee6935cba193b2d0f8d2e4dc53a86e2ecd3c0396ee60bf3ea759861 |
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 | new3GCiLKdNl276rRk8Um4icCCMPoH4v60NG1tz9whcxvPX2fM3JFFaHFxxfHr9p9EULPKiU16j09ymN5U/BCA== |
| 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
| 2026-09-16T07:10:10.150337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003954observed c1b8f93547ee425588e4f126df0c644e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:10.133883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003954/manifest.jsonobserved 0b1f24c94ee6935cba193b2d0f8d2e4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.113573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003954/publication.mdobserved b7d7dc5f8363d1f9711223e6514ff5d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.095578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003954/publication.txtobserved 03b84f494c4ce333031656e92812758a...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. |
|---|