Pith Number

pith:IJOJK2IW

pith:2012:IJOJK2IWYHVNHYAHJREFDOACUE

not attested not anchored not stored refs pending

Eikonal equations on ramified spaces

Claudio Marchi, Dirk Schieborn, Fabio Camilli

arxiv:1201.5220 v1 · 2012-01-25 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IJOJK2IWYHVNHYAHJREFDOACUE}

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	2026-05-18T04:03:55.294551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

425c956916c1ead3e0074c4851b802a107f84e1ec81c88e8802f9f545903a8cb

Aliases

arxiv: 1201.5220 · arxiv_version: 1201.5220v1 · doi: 10.48550/arxiv.1201.5220 · pith_short_12: IJOJK2IWYHVN · pith_short_16: IJOJK2IWYHVNHYAH · pith_short_8: IJOJK2IW

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/IJOJK2IWYHVNHYAHJREFDOACUE \
  | 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: 425c956916c1ead3e0074c4851b802a107f84e1ec81c88e8802f9f545903a8cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce63290e81b38a062d50ae271aef5f2513c906311f464ab009846cfd35459f15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-01-25T09:49:32Z",
    "title_canon_sha256": "5f2a4dc783426f22cee87c179e225c60baa2d2184ac23f422b086ffaac99a114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5220",
    "kind": "arxiv",
    "version": 1
  }
}