Pith Number

pith:W6MJXPXX

pith:2005:W6MJXPXXQTKMF4LVIELIU76RQE

not attested not anchored not stored refs pending

A Harris-Todaro Agent-Based Model to Rural-Urban Migration

Aquino L. Espindola, Jaylson J. Silveira, T. J. P. Penna

arxiv:physics/0510248 v1 · 2005-10-27 · 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{W6MJXPXXQTKMF4LVIELIU76RQE}

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	2026-05-18T01:38:07.419180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7989bbef784d4c2f17541168a7fd1813c8b1ad51c397efc9a3ac680c1880fa8

Aliases

arxiv: physics/0510248 · arxiv_version: physics/0510248v1 · doi: 10.48550/arxiv.physics/0510248 · pith_short_12: W6MJXPXXQTKM · pith_short_16: W6MJXPXXQTKMF4LV · pith_short_8: W6MJXPXX

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/W6MJXPXXQTKMF4LVIELIU76RQE \
  | 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: b7989bbef784d4c2f17541168a7fd1813c8b1ad51c397efc9a3ac680c1880fa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93779c98e0f8b3928afb911c7f071f6152ec4fba637d264aa66d68fdc898bb17",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2005-10-27T13:41:29Z",
    "title_canon_sha256": "b9f372118ebfb7d9373be29be5640890fd0936e369ad8df4edc426fbd93bac62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0510248",
    "kind": "arxiv",
    "version": 1
  }
}