Pith Number

pith:JWUZGYVV

pith:2018:JWUZGYVVXIPOIZY25QF7VMHRLS

not attested not anchored not stored refs pending

Observed lifespan differential - global trends, policy impact and computational methods

Hrvoje Stefancic, Roko Misetic, Toni Cosic

arxiv:1812.07839 v2 · 2018-12-19 · physics.soc-ph · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JWUZGYVVXIPOIZY25QF7VMHRLS}

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	2026-05-17T23:46:45.896290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4da99362b5ba1ee4671aec0bfab0f15c99b1e52a7635e4e8b447ff7155c029a4

Aliases

arxiv: 1812.07839 · arxiv_version: 1812.07839v2 · doi: 10.48550/arxiv.1812.07839 · pith_short_12: JWUZGYVVXIPO · pith_short_16: JWUZGYVVXIPOIZY2 · pith_short_8: JWUZGYVV

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/JWUZGYVVXIPOIZY25QF7VMHRLS \
  | 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: 4da99362b5ba1ee4671aec0bfab0f15c99b1e52a7635e4e8b447ff7155c029a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f34fcd564e6a411026f771c33f433d09e251d97d80231713638eda33b29f953e",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-12-19T09:34:43Z",
    "title_canon_sha256": "d6f418326164364bf0a19a8ed8d6bc9e32606befbd94ee413682e7e0c989ffac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07839",
    "kind": "arxiv",
    "version": 2
  }
}