Pith Number

pith:7WK2EGQD

pith:2012:7WK2EGQDNUNMC3RP3BKAREDZ5G

not attested not anchored not stored refs pending

Large tick assets: implicit spread and optimal tick size

Khalil Dayri, Mathieu Rosenbaum

arxiv:1207.6325 v2 · 2012-07-26 · 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{7WK2EGQDNUNMC3RP3BKAREDZ5G}

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	2026-05-18T03:37:20.249100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd95a21a036d1ac16e2fd854089079e980897064fe7df66ac7222b6ffc04553c

Aliases

arxiv: 1207.6325 · arxiv_version: 1207.6325v2 · doi: 10.48550/arxiv.1207.6325 · pith_short_12: 7WK2EGQDNUNM · pith_short_16: 7WK2EGQDNUNMC3RP · pith_short_8: 7WK2EGQD

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/7WK2EGQDNUNMC3RP3BKAREDZ5G \
  | 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: fd95a21a036d1ac16e2fd854089079e980897064fe7df66ac7222b6ffc04553c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1c2c091951a2c968fcbfafb8dc03654976b3a7773d308dc24caff9c527d5926",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.TR",
    "submitted_at": "2012-07-26T16:48:26Z",
    "title_canon_sha256": "7319120f1113387d4549d104ca188409dd4376a6abe29bbe58656127959f5857"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6325",
    "kind": "arxiv",
    "version": 2
  }
}