OT-2026-000050393
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, vented before set-down, on a tool changer
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-2026-000050393) never changes.
Identity and time
| Publication number | OT-2026-000050393 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c47-76ce-bc1e-89df024e8fe7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050393 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29caca50a53383397d5d6e809c664cc1c9fba9071ab80a9980436697173f2845 |
|---|---|
| Markdown | 56e2c873ea173f4ac0b98f027ad9299dfa5b4226769aa2df44fe7cb7b94a72fe |
| Publication page | 5182a223d6ea315e4e7418d1fef83a25aaf774f48b652fc0e863c94af12aedc0 |
| Manifest | d216959f7194acb864d6cc84597967bf24e601be152e4d5de37c024ea5fee7dc |
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 | n0edZES2GOAlpWCgUkY/JVBs23eimFvGwiCGQnH1MMRWSTQ6gdgrOnl8nTiyJ3DJw1iBe32KxArk4qUicEgoCw== |
| 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
| 2026-09-17T11:01:25.913480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050393observed 5182a223d6ea315e4e7418d1fef83a25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:25.897397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050393/manifest.jsonobserved d216959f7194acb864d6cc84597967bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:25.879090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050393/publication.mdobserved 56e2c873ea173f4ac0b98f027ad9299d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:25.861834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050393/publication.txtobserved 29caca50a53383397d5d6e809c664cc1...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. |
|---|