OT-2026-000028251
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off 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-2026-000028251) never changes.
Identity and time
| Publication number | OT-2026-000028251 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-73eb-9456-be85ef74b061 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028251 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e1edd04f75d286a6b192a60ba855eac5d75735660a5f71dd52cfb2bf9682648 |
|---|---|
| Markdown | cc1b17324a40fd7775e1049ec34d5867eefe429423b793beb26ab2af7b37139e |
| Publication page | 81b92d05e1c814fffea9af35e3ab23584a2a256e7ca6424b3b704ebfbe32e762 |
| Manifest | 030d345c435d626646928aed62cffae1c852a2c56b205fed557a04e38607beb6 |
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 | U50de+OrOgX+itMBuz2gt4LT5a3izj6aAD3c7kQfSfHnJBHRVopvUvGW2wPqrQRRZndQaRzf58XuXrArbRC8Bw== |
| 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
| 2026-09-17T11:40:07.405156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028251observed 81b92d05e1c814fffea9af35e3ab2358...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:07.387280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028251/manifest.jsonobserved 030d345c435d626646928aed62cffae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.369437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028251/publication.mdobserved cc1b17324a40fd7775e1049ec34d5867...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.349097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028251/publication.txtobserved 7e1edd04f75d286a6b192a60ba855eac...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. |
|---|