Pith Number

pith:5W7YQGQJ

pith:2011:5W7YQGQJC2RWCVECEMD2XA7DFS

not attested not anchored not stored refs pending

Conservative delta hedging under transaction costs

Masaaki Fukasawa

arxiv:1103.2013 v2 · 2011-03-10 · q-fin.PR · math.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{5W7YQGQJC2RWCVECEMD2XA7DFS}

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	2026-05-18T04:04:44.811278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edbf881a0916a36154822307ab83e32ca1ad7d5012046537c9964053c2ef823b

Aliases

arxiv: 1103.2013 · arxiv_version: 1103.2013v2 · doi: 10.48550/arxiv.1103.2013 · pith_short_12: 5W7YQGQJC2RW · pith_short_16: 5W7YQGQJC2RWCVEC · pith_short_8: 5W7YQGQJ

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/5W7YQGQJC2RWCVECEMD2XA7DFS \
  | 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: edbf881a0916a36154822307ab83e32ca1ad7d5012046537c9964053c2ef823b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec4937186d1313b2d55867d72d585233891e553a5b871cc39bca97d9de34be05",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2011-03-10T12:35:53Z",
    "title_canon_sha256": "9d2c6a1a077403f847e3d52e25b6fd7a4bf6f30630d4a51b9216ac3f8e5c086e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2013",
    "kind": "arxiv",
    "version": 2
  }
}