Pith Number

pith:LFLL3XDM

pith:2016:LFLL3XDMHVMDFOGTWHMUCEQRII

not attested not anchored not stored refs pending

Near field asymptotic behavior for the porous medium equation on the half-line

Carmen Cort\'azar, Fernando Quir\'os, Noem\'i Wolanski

arxiv:1603.05936 v1 · 2016-03-18 · math.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{LFLL3XDMHVMDFOGTWHMUCEQRII}

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	2026-05-18T01:18:53.263849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5956bddc6c3d5832b8d3b1d9411211422a3406d93a6d3300a58f6ad3f4a6d90f

Aliases

arxiv: 1603.05936 · arxiv_version: 1603.05936v1 · doi: 10.48550/arxiv.1603.05936 · pith_short_12: LFLL3XDMHVMD · pith_short_16: LFLL3XDMHVMDFOGT · pith_short_8: LFLL3XDM

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/LFLL3XDMHVMDFOGTWHMUCEQRII \
  | 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: 5956bddc6c3d5832b8d3b1d9411211422a3406d93a6d3300a58f6ad3f4a6d90f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a34b9d6af9dbe077259d59ced56b2f9d450162b2511892b94fda0aa0ae936b9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-03-18T17:41:59Z",
    "title_canon_sha256": "186ab8fde0d848690161b36b8a12fc4b134fa1884bfc50c38d046738739a353d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05936",
    "kind": "arxiv",
    "version": 1
  }
}