OT-2026-000004399
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, four outlet manifold, three stage ejector, 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-2026-000004399) never changes.
Identity and time
| Publication number | OT-2026-000004399 · never reused |
|---|---|
| Internal UUID | 01a0a916-5aa5-7b8e-bba3-26c4c0134dac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:09.640448Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004399 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c77603d216c4c9f98fd6760236ee8c0a4570e151d133ee4bf6c6f53ce1ffc09 |
|---|---|
| Markdown | 9bf9c505ec022fe9b4c03fae49d4fef41661e004d9093160da570d6ae216af9e |
| Publication page | 759ec5ccd995b4fdd3f3f103718d886ef16c36df0b127b1e1333892dbea8935e |
| Manifest | 56031f062b1a0913e73c201ea051215c273aea0b61f51146b23864452232376e |
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 | kb2D1zuSP10G4zXZfEyZ2oyzVWVG2WiCS1isruCjO8dmLANuw1jjxwgfKB/3DoM9f2FOUFl3wlk26YO74EP/Aw== |
| 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
| 2026-09-16T07:30:31.979483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004399observed 759ec5ccd995b4fdd3f3f103718d886e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:31.967199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004399/manifest.jsonobserved 56031f062b1a0913e73c201ea051215c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.953634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004399/publication.mdobserved 9bf9c505ec022fe9b4c03fae49d4fef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.938966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004399/publication.txtobserved 3c77603d216c4c9f98fd6760236ee8c0...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. |
|---|