Pith Number

pith:SQIZRPVO

pith:2008:SQIZRPVOUAWUGW75CYILW7MKW5

not attested not anchored not stored refs pending

Dynamic communities in multichannel data: An application to the foreign exchange market during the 2007--2008 credit crisis

Daniel J. Fenn, Mark McDonald, Mason A. Porter, Neil F. Johnson, Nick S. Jones, Stacy Williams

arxiv:0811.3988 v3 · 2008-11-24 · physics.soc-ph · nlin.AO · physics.data-an · q-fin.TR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQIZRPVOUAWUGW75CYILW7MKW5}

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	2026-05-18T02:15:13.283455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

941198beaea02d435bfd1610bb7d8ab74ec5b9a724648ef6761849ff725cc2f6

Aliases

arxiv: 0811.3988 · arxiv_version: 0811.3988v3 · doi: 10.48550/arxiv.0811.3988 · pith_short_12: SQIZRPVOUAWU · pith_short_16: SQIZRPVOUAWUGW75 · pith_short_8: SQIZRPVO

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/SQIZRPVOUAWUGW75CYILW7MKW5 \
  | 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: 941198beaea02d435bfd1610bb7d8ab74ec5b9a724648ef6761849ff725cc2f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d70cee459430779122dc9a9eaf277acc47af9a1743b6cede0fc0a01282c13955",
    "cross_cats_sorted": [
      "nlin.AO",
      "physics.data-an",
      "q-fin.TR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2008-11-24T22:32:01Z",
    "title_canon_sha256": "202296d1842c439a70d238336ef2509814d9401a637f26f957d67b09bd5d1348"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3988",
    "kind": "arxiv",
    "version": 3
  }
}