Pith Number

pith:37GHNUQ7

pith:2025:37GHNUQ7JWUNSE7RCKZBTXSMLD

not attested not anchored not stored refs pending

A mathematical analysis of the discretized IPT-DMFT equations

A. Kirsch, E. Canc\`es, S. Perrin--Roussel

arxiv:2505.21287 v1 · 2025-05-27 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37GHNUQ7JWUNSE7RCKZBTXSMLD}

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	2026-07-05T11:10:39.773163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfcc76d21f4da8d913f112b219de4c58fb0607d29fa518d54d126084cc920d6c

Aliases

arxiv: 2505.21287 · arxiv_version: 2505.21287v1 · doi: 10.48550/arxiv.2505.21287 · pith_short_12: 37GHNUQ7JWUN · pith_short_16: 37GHNUQ7JWUNSE7R · pith_short_8: 37GHNUQ7

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/37GHNUQ7JWUNSE7RCKZBTXSMLD \
  | 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: dfcc76d21f4da8d913f112b219de4c58fb0607d29fa518d54d126084cc920d6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c8a7073e4230d72543b323117d34ec33e3fda5d48392c6be998c160cbcbd466",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-05-27T14:53:46Z",
    "title_canon_sha256": "97285b328ce580bf8d872f8885a9a7ced4e496133fec2f3d545c5f43e8f33621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21287",
    "kind": "arxiv",
    "version": 1
  }
}