Pith Number

pith:6HEVEYSK

pith:2026:6HEVEYSKWQZZWMZD3P67PNCDJD

not attested not anchored not stored refs pending

Hierarchical Graph Learning for Calendar Spread Strategies in Commodity Futures Markets

Diego Klabjan, Yoonsik Hong

arxiv:2606.25811 v1 · 2026-06-24 · q-fin.TR · cs.CE · cs.LG · q-fin.PM · q-fin.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6HEVEYSKWQZZWMZD3P67PNCDJD}

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	2026-06-25T01:18:40.041594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1c952624ab4339b3323dbfdf7b44348cc7b6c0a87e95d3e01751198ee7b9866

Aliases

arxiv: 2606.25811 · arxiv_version: 2606.25811v1 · doi: 10.48550/arxiv.2606.25811 · pith_short_12: 6HEVEYSKWQZZ · pith_short_16: 6HEVEYSKWQZZWMZD · pith_short_8: 6HEVEYSK

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/6HEVEYSKWQZZWMZD3P67PNCDJD \
  | 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: f1c952624ab4339b3323dbfdf7b44348cc7b6c0a87e95d3e01751198ee7b9866

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fdd6f32c06618a7027cdd126451a0de9438c837a5d34851755d2ec8bd614fac",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.LG",
      "q-fin.PM",
      "q-fin.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.TR",
    "submitted_at": "2026-06-24T13:25:15Z",
    "title_canon_sha256": "df6a4a98a0d3a1ac22e899e67f497a2241270ee144f30f5a17c2c4c12c1d1997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25811",
    "kind": "arxiv",
    "version": 1
  }
}