Pith Number

pith:FAPRSXXV

pith:2024:FAPRSXXVUCMXZLIAS2CN7CZIFL

not attested not anchored not stored refs pending

Optimized higher-order photon state classification by machine learning

Chiran Wijesundara, Guangpeng Xu, Jeffrey Carvalho, Tim Thomay

arxiv:2404.16203 v1 · 2024-04-24 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAPRSXXVUCMXZLIAS2CN7CZIFL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T09:09:59.014715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

281f195ef5a0997cad009684df8b282ade690d43dc8d5f62cea75ab12539ce71

Aliases

arxiv: 2404.16203 · arxiv_version: 2404.16203v1 · doi: 10.48550/arxiv.2404.16203 · pith_short_12: FAPRSXXVUCMX · pith_short_16: FAPRSXXVUCMXZLIA · pith_short_8: FAPRSXXV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FAPRSXXVUCMXZLIAS2CN7CZIFL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 281f195ef5a0997cad009684df8b282ade690d43dc8d5f62cea75ab12539ce71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55944e0e5110b6dca5c4ff626c8d22f47ea696a2ebbdb8bc0897f59d154dbf6d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-04-24T20:57:07Z",
    "title_canon_sha256": "7cc508a052965d7dc96cca6bff921f1f27046a6a20411e8ed98a337edab38ef7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.16203",
    "kind": "arxiv",
    "version": 1
  }
}