Pith Number

pith:GXPP4VWO

pith:2012:GXPP4VWO5HY6OEHVCGGLRDHPLM

not attested not anchored not stored refs pending

Existence, uniqueness and a priori estimates for a non linear integro-differential equation

M.De Angelis, P. Renno

arxiv:1203.0441 v1 · 2012-03-02 · math-ph · cond-mat.dis-nn · cond-mat.supr-con · math.MP · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GXPP4VWO5HY6OEHVCGGLRDHPLM}

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	2026-05-18T04:01:00.740454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35defe56cee9f1e710f5118cb88cef5b2b6167685577666967b8b90ddeb6e49e

Aliases

arxiv: 1203.0441 · arxiv_version: 1203.0441v1 · doi: 10.48550/arxiv.1203.0441 · pith_short_12: GXPP4VWO5HY6 · pith_short_16: GXPP4VWO5HY6OEHV · pith_short_8: GXPP4VWO

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/GXPP4VWO5HY6OEHVCGGLRDHPLM \
  | 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: 35defe56cee9f1e710f5118cb88cef5b2b6167685577666967b8b90ddeb6e49e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa4630f56541b9dcac025f88fcc8cf62e27c9123165f8165ad233db175ce646f",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.supr-con",
      "math.MP",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-03-02T12:22:12Z",
    "title_canon_sha256": "b9731fb5a054aa7e243d590d11cab44d6158f7fbdff25d159f1cd04a9fb16210"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0441",
    "kind": "arxiv",
    "version": 1
  }
}