Pith Number

pith:GRXWIHMN

pith:2011:GRXWIHMNRJJKTWHG3UB44UHOGH

not attested not anchored not stored refs pending

Finite difference approximations for a fractional diffusion/anti-diffusion equation

Afaf Bouharguane (I3M), Pascal Azerad (I3M)

arxiv:1104.4861 v1 · 2011-04-26 · 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{GRXWIHMNRJJKTWHG3UB44UHOGH}

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	2026-05-18T04:23:32.850258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

346f641d8d8a52a9d8e6dd03ce50ee31f4db1f9a5e0ffb858726b0ddb223e4da

Aliases

arxiv: 1104.4861 · arxiv_version: 1104.4861v1 · doi: 10.48550/arxiv.1104.4861 · pith_short_12: GRXWIHMNRJJK · pith_short_16: GRXWIHMNRJJKTWHG · pith_short_8: GRXWIHMN

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/GRXWIHMNRJJKTWHG3UB44UHOGH \
  | 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: 346f641d8d8a52a9d8e6dd03ce50ee31f4db1f9a5e0ffb858726b0ddb223e4da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "780167b0e6f8362304ffebbedbf7a9cdb2c7e2dec3b342504b3bc4f3e2fe5c29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-04-26T08:21:51Z",
    "title_canon_sha256": "98e3dd1d1b409c4013c3d36bfe1861aac432ecc8753144e53e736b740e1d093d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4861",
    "kind": "arxiv",
    "version": 1
  }
}