Pith Number

pith:FTNPVCGS

pith:2017:FTNPVCGSI2WJKRRP4JUVCQA6UI

not attested not anchored not stored refs pending

The Countries' Relation Formation Problem: I and II

A. Stephen Morse, Yuke Li

arxiv:1708.01876 v1 · 2017-08-06 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTNPVCGSI2WJKRRP4JUVCQA6UI}

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	2026-05-18T00:38:32.878909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cdafa88d246ac95462fe26951401ea2034eed7d754e97aa9539aff6368424f0

Aliases

arxiv: 1708.01876 · arxiv_version: 1708.01876v1 · doi: 10.48550/arxiv.1708.01876 · pith_short_12: FTNPVCGSI2WJ · pith_short_16: FTNPVCGSI2WJKRRP · pith_short_8: FTNPVCGS

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/FTNPVCGSI2WJKRRP4JUVCQA6UI \
  | 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: 2cdafa88d246ac95462fe26951401ea2034eed7d754e97aa9539aff6368424f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6edf637690a607f731d2496bf1641138706803958b56793fc8592664746a3721",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-08-06T11:38:11Z",
    "title_canon_sha256": "38441d7f543fcb29a3457adb2500e799a08b1158ee629b67daa0b910d1e9993f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01876",
    "kind": "arxiv",
    "version": 1
  }
}