Pith Number

pith:HTS2IHQ7

pith:2015:HTS2IHQ7VIC42X3HEJFWCCN2BS

not attested not anchored not stored refs pending

Canonical Sectors and Evolution of Firms in the US Stock Markets

Alexander A. Alemi, James P. Sethna, Lorien X. Hayden, Paul H. Ginsparg, Ricky Chachra

arxiv:1503.06205 v5 · 2015-03-20 · q-fin.ST · physics.soc-ph · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HTS2IHQ7VIC42X3HEJFWCCN2BS}

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	2026-05-18T00:25:40.001277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ce5a41e1faa05cd5f67224b6109ba0ca13c24d8651a17b69b2f4f25aceae2b2

Aliases

arxiv: 1503.06205 · arxiv_version: 1503.06205v5 · doi: 10.48550/arxiv.1503.06205 · pith_short_12: HTS2IHQ7VIC4 · pith_short_16: HTS2IHQ7VIC42X3H · pith_short_8: HTS2IHQ7

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/HTS2IHQ7VIC42X3HEJFWCCN2BS \
  | 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: 3ce5a41e1faa05cd5f67224b6109ba0ca13c24d8651a17b69b2f4f25aceae2b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14dc66a09215f71061683c15be64d49bbc30940cc5ddc772a5570be5bf761060",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2015-03-20T19:41:42Z",
    "title_canon_sha256": "784f0c92a3e7fc9ec245355d3fa5e5c739cb341b8ffbe0982c8b3be98f3a3331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06205",
    "kind": "arxiv",
    "version": 5
  }
}