Pith Number

pith:NNINMVUU

pith:2012:NNINMVUUKWCELOCHQTVGGYIE7F

not attested not anchored not stored refs pending

Early 21st century snow cover state over the western river basins of the Indus River system

Giovanna Gioli, Marcello Petitta, Mobushir Riaz Khan, Shabeh ul Hasson, Tobias Bolch, Valerio Lucarini

arxiv:1211.7324 v3 · 2012-11-30 · physics.ao-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{NNINMVUUKWCELOCHQTVGGYIE7F}

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	2026-05-18T02:28:05.634865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b50d65694558445b84784ea636104f957483a755723deee8983bf8b4932dcb7

Aliases

arxiv: 1211.7324 · arxiv_version: 1211.7324v3 · doi: 10.48550/arxiv.1211.7324 · pith_short_12: NNINMVUUKWCE · pith_short_16: NNINMVUUKWCELOCH · pith_short_8: NNINMVUU

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/NNINMVUUKWCELOCHQTVGGYIE7F \
  | 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: 6b50d65694558445b84784ea636104f957483a755723deee8983bf8b4932dcb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "590c7f03af06731aa4b031760084867b8d3ecffc1f24cb10cb054c051771b855",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2012-11-30T17:39:25Z",
    "title_canon_sha256": "8cc53be61588628cff00e74d9080e0394cdee9e1a6fc85667d81e162aefd460f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.7324",
    "kind": "arxiv",
    "version": 3
  }
}