OT-2026-000019180
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000019180) never changes.
Identity and time
| Publication number | OT-2026-000019180 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7a18-b259-b9aa6a4852f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019180 |
| Status | PUBLIC |
Content hashes
| Canonical text | 429e4cc23150c61cc42c922d24d00b4bbb9067d639f5d39f507b4ad8986c23e4 |
|---|---|
| Markdown | f51cf44fc86d684ed3ae324b2e834f343832adfc36fa270ef954cb43a23fedd9 |
| Publication page | 254b3b716981f5fc4f8730c1a76a761a3ea2b736b6385d32a9db7096e84600ec |
| Manifest | ff617e1049a77052b8809322f9e784f7a218c94a4e85298698a94ae8050295e2 |
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 | SJ6tGTUngsn+pscE4nxyGkfSpyhNHCglQ4VsCyoycB7gQ0ayyV338TAneEH1JDAU+3ZW6yLnbhjfEnutKOYWCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:29.802273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019180observed 254b3b716981f5fc4f8730c1a76a761a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:29.783031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019180/manifest.jsonobserved ff617e1049a77052b8809322f9e784f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.763148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019180/publication.mdobserved f51cf44fc86d684ed3ae324b2e834f34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.743041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019180/publication.txtobserved 429e4cc23150c61cc42c922d24d00b4b...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. |
|---|