Pith Number

pith:UCKN2OQW

pith:2018:UCKN2OQWHGNOETPMNAHO7BXAY7

not attested not anchored not stored refs pending

Efficient hedging under ambiguity in continuous time

Ludovic Tangpi

arxiv:1812.10876 v2 · 2018-12-28 · 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{UCKN2OQWHGNOETPMNAHO7BXAY7}

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	2026-05-17T23:51:55.725057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a094dd3a16399ae24dec680eef86e0c7ffef296c72511af326d0193808671357

Aliases

arxiv: 1812.10876 · arxiv_version: 1812.10876v2 · doi: 10.48550/arxiv.1812.10876 · pith_short_12: UCKN2OQWHGNO · pith_short_16: UCKN2OQWHGNOETPM · pith_short_8: UCKN2OQW

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/UCKN2OQWHGNOETPMNAHO7BXAY7 \
  | 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: a094dd3a16399ae24dec680eef86e0c7ffef296c72511af326d0193808671357

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf041ebf560e2f625a55e5d7d0312ac7f249b03cbbab10e9babb183c8a89cf88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2018-12-28T02:56:37Z",
    "title_canon_sha256": "57b956c5990b614c89882275012c64a7ab9bdcc14995b9fd1c6c9c8b71738284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10876",
    "kind": "arxiv",
    "version": 2
  }
}