Pith Number

pith:R3LFJKXK

pith:2022:R3LFJKXK3AMMNFYEIFK3YUMDXU

not attested not anchored not stored refs pending

Non-local heat equations with moving boundary

Bruno Toaldo, Giacomo Ascione, Pierre Patie

arxiv:2203.09850 v5 · 2022-03-18 · 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{R3LFJKXK3AMMNFYEIFK3YUMDXU}

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	2026-05-26T01:03:07.238426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ed654aaead818c697044155bc5183bd3f4aa209a8260fe63f683c4de2cd158d

Aliases

arxiv: 2203.09850 · arxiv_version: 2203.09850v5 · doi: 10.48550/arxiv.2203.09850 · pith_short_12: R3LFJKXK3AMM · pith_short_16: R3LFJKXK3AMMNFYE · pith_short_8: R3LFJKXK

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/R3LFJKXK3AMMNFYEIFK3YUMDXU \
  | 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: 8ed654aaead818c697044155bc5183bd3f4aa209a8260fe63f683c4de2cd158d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2025c68f37fe9c4949f842e8d35c8a6e420a1f209778157e06b1fcafb15b784d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2022-03-18T10:39:27Z",
    "title_canon_sha256": "4e7fb12af3a5fde60bedc9e322a357e03554cdb89c1cb8697e84d15dc893ac16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.09850",
    "kind": "arxiv",
    "version": 5
  }
}