Pith Number

pith:23VAA4NU

pith:2019:23VAA4NUC2JUEMLI4UMB5ZKNX4

not attested not anchored not stored refs pending

An introduction to singular stochastic PDEs: Allen-Cahn equations, metastability and regularity structures

Nils Berglund

arxiv:1901.07420 v2 · 2019-01-22 · math.PR · math-ph · math.HO · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23VAA4NUC2JUEMLI4UMB5ZKNX4}

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.

Cited by

1 paper in Pith

Dynamics of Stochastic Reaction-Diffusion Equations

Receipt and verification

First computed	2026-07-05T00:04:07.059620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6ea0071b41693423168e5181ee54dbf1127d77674a0ec5b1043a2c370d15528

Aliases

arxiv: 1901.07420 · arxiv_version: 1901.07420v2 · doi: 10.48550/arxiv.1901.07420 · pith_short_12: 23VAA4NUC2JU · pith_short_16: 23VAA4NUC2JUEMLI · pith_short_8: 23VAA4NU

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/23VAA4NUC2JUEMLI4UMB5ZKNX4 \
  | 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: d6ea0071b41693423168e5181ee54dbf1127d77674a0ec5b1043a2c370d15528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a66336cabdb854d1bbe56a8353c3c044f37f5c2c5befba72d1f55f755857e85a",
    "cross_cats_sorted": [
      "math-ph",
      "math.HO",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2019-01-22T15:35:17Z",
    "title_canon_sha256": "182a4005057a1d41caae6c605c59d90036dce7298ad61393721f12417d708f39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07420",
    "kind": "arxiv",
    "version": 2
  }
}