Pith Number

pith:SVJWIMGF

pith:2008:SVJWIMGFQRWZFDQVRGI6INDNWJ

not attested not anchored not stored refs pending

Differential invariants of generic parabolic Monge-Ampere equations

Alexandre Vinogradov, Diego Catalano Ferraioli

arxiv:0811.3947 v3 · 2008-11-24 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVJWIMGFQRWZFDQVRGI6INDNWJ}

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	2026-05-18T03:59:26.013841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95536430c5846d928e158991e4346db271b1ad63a732497fb6d867f7c8998523

Aliases

arxiv: 0811.3947 · arxiv_version: 0811.3947v3 · doi: 10.48550/arxiv.0811.3947 · pith_short_12: SVJWIMGFQRWZ · pith_short_16: SVJWIMGFQRWZFDQV · pith_short_8: SVJWIMGF

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/SVJWIMGFQRWZFDQVRGI6INDNWJ \
  | 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: 95536430c5846d928e158991e4346db271b1ad63a732497fb6d867f7c8998523

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5978c29825b42dc712ae5bd9c94ed9cafd8dbe1f8d353de3fd62c04d4ab852c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-11-24T19:37:34Z",
    "title_canon_sha256": "9069120819ba40a3350406a69a1ab2872cc18a340291b0df9851bf68345ca946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3947",
    "kind": "arxiv",
    "version": 3
  }
}