Pith Number

pith:V4ITGFRA

pith:2013:V4ITGFRAK47LPYSZU7SXCK2JSB

not attested not anchored not stored refs pending

Global Warming and Caspian Sea Level Fluctuations

Reza Ardakanian, Seyed Hamed Alemohammad

arxiv:1304.3411 v2 · 2013-04-11 · physics.ao-ph · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4ITGFRAK47LPYSZU7SXCK2JSB}

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	2026-05-18T02:49:18.338857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af11331620573eb7e259a7e5712b49905173cbe308cb3f3c976d9fa621d88445

Aliases

arxiv: 1304.3411 · arxiv_version: 1304.3411v2 · doi: 10.48550/arxiv.1304.3411 · pith_short_12: V4ITGFRAK47L · pith_short_16: V4ITGFRAK47LPYSZ · pith_short_8: V4ITGFRA

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/V4ITGFRAK47LPYSZU7SXCK2JSB \
  | 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: af11331620573eb7e259a7e5712b49905173cbe308cb3f3c976d9fa621d88445

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e8f2131c9593787336a7410cc2173069679c919478989ccff2199c349bb382",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2013-04-11T19:45:07Z",
    "title_canon_sha256": "9b21b782524c76f742414e45afee6a80d461a548cb6e32ba9ee731cbe73a82c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3411",
    "kind": "arxiv",
    "version": 2
  }
}