Pith Number

pith:6MWK2U27

pith:2013:6MWK2U27V4PWDAM6SC5XXCDVT4

not attested not anchored not stored refs pending

The stochastic porous media equation in $\R^d$

Francesco Russo (UMA), Michael R\"ockner (SFB 701), Viorel Barbu

arxiv:1312.6234 v2 · 2013-12-21 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6MWK2U27V4PWDAM6SC5XXCDVT4}

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	2026-05-18T02:43:16.379854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f32cad535faf1f61819e90bb7b88759f3f9c548b9c0b57248169fe5d000cd68e

Aliases

arxiv: 1312.6234 · arxiv_version: 1312.6234v2 · doi: 10.48550/arxiv.1312.6234 · pith_short_12: 6MWK2U27V4PW · pith_short_16: 6MWK2U27V4PWDAM6 · pith_short_8: 6MWK2U27

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/6MWK2U27V4PWDAM6SC5XXCDVT4 \
  | 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: f32cad535faf1f61819e90bb7b88759f3f9c548b9c0b57248169fe5d000cd68e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "700a24fc0692e62c0368489a359909829da66d27785a720e13d28ec48a2d11a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2013-12-21T10:57:10Z",
    "title_canon_sha256": "c4ba2f1d09a684ab69928254642a0968c84e62228b2f6d2f92aff7e6592e050e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6234",
    "kind": "arxiv",
    "version": 2
  }
}