Pith Number

pith:2UGQMPVN

pith:2016:2UGQMPVNGYQODDHBEX5FEZGYQI

not attested not anchored not stored refs pending

Percolation framework to describe El Ni\~no conditions

Jingfang Fan, Jun Meng, Shlomo Havlin, Yosef Ashkenazy

arxiv:1611.06056 v1 · 2016-11-18 · physics.ao-ph · physics.geo-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{2UGQMPVNGYQODDHBEX5FEZGYQI}

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	2026-05-18T00:50:09.263685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d50d063ead3620e18ce125fa5264d8821c5f119adcc3a2d9b3dee0b0851ff69e

Aliases

arxiv: 1611.06056 · arxiv_version: 1611.06056v1 · doi: 10.48550/arxiv.1611.06056 · pith_short_12: 2UGQMPVNGYQO · pith_short_16: 2UGQMPVNGYQODDHB · pith_short_8: 2UGQMPVN

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/2UGQMPVNGYQODDHBEX5FEZGYQI \
  | 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: d50d063ead3620e18ce125fa5264d8821c5f119adcc3a2d9b3dee0b0851ff69e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e2a9655d3be5b470bd8dccefcd1c714856cdfb3280168795e89c0f09a766a0a",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2016-11-18T12:16:35Z",
    "title_canon_sha256": "2a9779f51482fc57e46a7e9bdaccac704fcc8de8e2a1a523204e08e9f60be767"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06056",
    "kind": "arxiv",
    "version": 1
  }
}