OT-2026-000054168
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000054168) never changes.
Identity and time
| Publication number | OT-2026-000054168 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7aa4-bd5e-8c91ac7fe35d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054168 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb872a777cd64b47e9f8c8e6342b9eba301a1a1f90878af99b37175929aeca59 |
|---|---|
| Markdown | 816a21fb5e6314d43779d7d2c8f506351f502f95d530600857f1b74d63765a07 |
| Publication page | 0bb5408c7451ec96486e4a62c58129cabebd00741e5127ad2a4bdc0d7a6c6500 |
| Manifest | b197ab2fc7b6a1440a5f83740618d65b9f6288e2b50c61aec0ef80b72a6a9b26 |
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 | kTUxbCI+TZ1pnIWcHem92gEBREwDXj65f0Gsf0d/PjtAIPB6biui9AW4IP6gK5B5w3m139INSxxdD8LNaAFFBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:34.223895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054168observed 0bb5408c7451ec96486e4a62c58129ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:34.207555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054168/manifest.jsonobserved b197ab2fc7b6a1440a5f83740618d65b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:34.190587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054168/publication.mdobserved 816a21fb5e6314d43779d7d2c8f50635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:34.171430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054168/publication.txtobserved eb872a777cd64b47e9f8c8e6342b9eba...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. |
|---|