Pith Number

pith:QHTDN54H

pith:2016:QHTDN54HFTZPTIK5JFZHGIZGZR

not attested not anchored not stored refs pending

Why Scientists Chase Big Problems: Individual Strategy and Social Optimality

Carl T. Bergstrom, Jacob G. Foster, Yangbo Song

arxiv:1605.05822 v2 · 2016-05-19 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHTDN54HFTZPTIK5JFZHGIZGZR}

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	2026-05-18T01:10:37.532067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81e636f7872cf2f9a15d4972732326cc526f7b825b6dcb03b36fadf478591617

Aliases

arxiv: 1605.05822 · arxiv_version: 1605.05822v2 · doi: 10.48550/arxiv.1605.05822 · pith_short_12: QHTDN54HFTZP · pith_short_16: QHTDN54HFTZPTIK5 · pith_short_8: QHTDN54H

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/QHTDN54HFTZPTIK5JFZHGIZGZR \
  | 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: 81e636f7872cf2f9a15d4972732326cc526f7b825b6dcb03b36fadf478591617

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "478e1d782000a2711567e025bc2aaa5ec8afaf05b1367e6aec5291eb5635738f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-05-19T06:20:20Z",
    "title_canon_sha256": "5922ae09ec391620ee01594524d06e059775b602ff93675aa1b6c71b32b57e21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05822",
    "kind": "arxiv",
    "version": 2
  }
}