Pith Number

pith:UFK42YSS

pith:2016:UFK42YSS73BPAXPYWLCQWL37HG

not attested not anchored not stored refs pending

Box model for channels of human migration

Kaloyan N. Vitanov, Nikolay K. Vitanov

arxiv:1602.08576 v1 · 2016-02-27 · 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{UFK42YSS73BPAXPYWLCQWL37HG}

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	2026-05-18T01:19:52.461943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a155cd6252fec2f05df8b2c50b2f7f39b22ecfe42d1f124376f7cef586952784

Aliases

arxiv: 1602.08576 · arxiv_version: 1602.08576v1 · doi: 10.48550/arxiv.1602.08576 · pith_short_12: UFK42YSS73BP · pith_short_16: UFK42YSS73BPAXPY · pith_short_8: UFK42YSS

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/UFK42YSS73BPAXPYWLCQWL37HG \
  | 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: a155cd6252fec2f05df8b2c50b2f7f39b22ecfe42d1f124376f7cef586952784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b305bc2461c03835f0076f19cae4d893d7964a529a4fac05258a51ac9c799363",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-02-27T09:47:25Z",
    "title_canon_sha256": "143cdaf6dbb2ac09878ac01a3fb6f23ebc0466eb1815023a1a3d8954d3a2dd7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08576",
    "kind": "arxiv",
    "version": 1
  }
}