Pith Number

pith:OEBBDD3Q

pith:2004:OEBBDD3Q4ELH3LNOB7JYEJKO5F

not attested not anchored not stored refs pending

Determining functionals for random partial differential equations

Bj\"orn Schmalfu{\ss}, Igor Chueshov, Jinqiao Duan

arxiv:math/0409481 v1 · 2004-09-24 · math.DS · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OEBBDD3Q4ELH3LNOB7JYEJKO5F}

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	2026-05-18T01:08:51.547443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7102118f70e1167dadae0fd382254ee9582c5aa9830cfd9d12a641a1450b452d

Aliases

arxiv: math/0409481 · arxiv_version: math/0409481v1 · doi: 10.48550/arxiv.math/0409481 · pith_short_12: OEBBDD3Q4ELH · pith_short_16: OEBBDD3Q4ELH3LNO · pith_short_8: OEBBDD3Q

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/OEBBDD3Q4ELH3LNOB7JYEJKO5F \
  | 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: 7102118f70e1167dadae0fd382254ee9582c5aa9830cfd9d12a641a1450b452d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4726b3d4eccdf85b5e88b81bb1a6d559dc2630ef4fd64e59e022bb1263a5f88e",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "2004-09-24T19:07:50Z",
    "title_canon_sha256": "01a786de74ce710c10dbc797dc780a04775be9c0261675d26ad35b26feea46da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0409481",
    "kind": "arxiv",
    "version": 1
  }
}