Pith Number

pith:JDPJWNKN

pith:2012:JDPJWNKNDBO4HQVQYU7KBBF62C

not attested not anchored not stored refs pending

The Cauchy problem for the homogeneous Monge-Ampere equation, III. Lifespan

Steve Zelditch, Yanir A. Rubinstein

arxiv:1205.4793 v1 · 2012-05-22 · math.DG · math.AP · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JDPJWNKNDBO4HQVQYU7KBBF62C}

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	2026-05-18T00:31:56.386507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48de9b354d185dc3c2b0c53ea084bed0af3194181a0ee946c9dd8f1cae9c4366

Aliases

arxiv: 1205.4793 · arxiv_version: 1205.4793v1 · doi: 10.48550/arxiv.1205.4793 · pith_short_12: JDPJWNKNDBO4 · pith_short_16: JDPJWNKNDBO4HQVQ · pith_short_8: JDPJWNKN

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/JDPJWNKNDBO4HQVQYU7KBBF62C \
  | 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: 48de9b354d185dc3c2b0c53ea084bed0af3194181a0ee946c9dd8f1cae9c4366

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31df11016c7ad9357621f4e67c6cb32f72015334fb133a34859123332188651e",
    "cross_cats_sorted": [
      "math.AP",
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-05-22T03:21:44Z",
    "title_canon_sha256": "d34edb16f3ada9aaaa86cfa49a1e5cc367230b7a8e3b047da7aa07fe805aa9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4793",
    "kind": "arxiv",
    "version": 1
  }
}