Pith Number

pith:Y7W3W2HW

pith:2015:Y7W3W2HWRI5ATMT2LI6RQPCH4I

not attested not anchored not stored refs pending

Optimal decision for the market graph identification problem in sign similarity network

P.A. Koldanov, P.M. Pardalos, V.A. Kalyagin

arxiv:1512.06449 v1 · 2015-12-20 · q-fin.CP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y7W3W2HWRI5ATMT2LI6RQPCH4I}

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	2026-05-18T01:24:00.504099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7edbb68f68a3a09b27a5a3d183c47e2317640c93e924d6b7b9852b9f01cf463

Aliases

arxiv: 1512.06449 · arxiv_version: 1512.06449v1 · doi: 10.48550/arxiv.1512.06449 · pith_short_12: Y7W3W2HWRI5A · pith_short_16: Y7W3W2HWRI5ATMT2 · pith_short_8: Y7W3W2HW

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/Y7W3W2HWRI5ATMT2LI6RQPCH4I \
  | 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: c7edbb68f68a3a09b27a5a3d183c47e2317640c93e924d6b7b9852b9f01cf463

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5ecf16342e0322be7992f733c113ed2ed375cf4d85c5b89d0320b564fd660ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2015-12-20T22:44:50Z",
    "title_canon_sha256": "4841ff05ec83ec6510ec022f2c8d20588f3dd04a4b26cbc2647d63113a8c4991"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06449",
    "kind": "arxiv",
    "version": 1
  }
}