Pith Number

pith:KEFVBX67

pith:2012:KEFVBX67F3LMIWNDCE47PU5MS7

not attested not anchored not stored refs pending

Does GDP measure growth in the economy or simply growth in the money supply?

Charles Keen, Jacky Mallett

arxiv:1208.0642 v1 · 2012-08-03 · q-fin.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KEFVBX67F3LMIWNDCE47PU5MS7}

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	2026-05-18T03:49:32.135874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

510b50dfdf2ed6c459a31139f7d3ac97c6166b9af583904a359794da64edcdad

Aliases

arxiv: 1208.0642 · arxiv_version: 1208.0642v1 · doi: 10.48550/arxiv.1208.0642 · pith_short_12: KEFVBX67F3LM · pith_short_16: KEFVBX67F3LMIWND · pith_short_8: KEFVBX67

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/KEFVBX67F3LMIWNDCE47PU5MS7 \
  | 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: 510b50dfdf2ed6c459a31139f7d3ac97c6166b9af583904a359794da64edcdad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45ef10184e3499dcd4e026265538f05fe22ba22ba6a0383648155393001c407b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2012-08-03T01:56:21Z",
    "title_canon_sha256": "28ce13ea8c2b684f1e3c32c2b872567cb25b8ff9beda3959111ea917b9f303b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0642",
    "kind": "arxiv",
    "version": 1
  }
}