Pith Number

pith:QLDXJGVL

pith:2016:QLDXJGVLUDT5B4KXT5ALFM3T6A

not attested not anchored not stored refs pending

Robust pricing--hedging duality for American options in discrete time financial markets

Anna Aksamit, Jan Ob\l\'oj, Shuoqing Deng, Xiaolu Tan

arxiv:1604.05517 v2 · 2016-04-19 · math.OC · math.PR · q-fin.MF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLDXJGVLUDT5B4KXT5ALFM3T6A}

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	2026-05-18T00:46:49.505007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c7749aaba0e7d0f1579f40b2b373f025dbf68ddddba3e6d5b9134a3a92d18a

Aliases

arxiv: 1604.05517 · arxiv_version: 1604.05517v2 · doi: 10.48550/arxiv.1604.05517 · pith_short_12: QLDXJGVLUDT5 · pith_short_16: QLDXJGVLUDT5B4KX · pith_short_8: QLDXJGVL

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/QLDXJGVLUDT5B4KXT5ALFM3T6A \
  | 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: 82c7749aaba0e7d0f1579f40b2b373f025dbf68ddddba3e6d5b9134a3a92d18a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdebfb82495e11ea7e126511792f83f2bf7eb1ed0847b809cb06daf782332ff6",
    "cross_cats_sorted": [
      "math.PR",
      "q-fin.MF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-04-19T11:03:36Z",
    "title_canon_sha256": "a891e94f54e14d40275f9057d1fa5fd6459f7c3075a82ced6a9b08cbefc811b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05517",
    "kind": "arxiv",
    "version": 2
  }
}