Pith Number

pith:EJIWKVKM

pith:2012:EJIWKVKMAUF3EZMXFQHOTN7C24

not attested not anchored not stored refs pending

Numerical solution of the Optimal Transportation problem using the Monge-Ampere equation

Adam M. Oberman, Brittany D. Froese, Jean-David Benamou

arxiv:1208.4870 v1 · 2012-08-23 · math.NA · 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{EJIWKVKMAUF3EZMXFQHOTN7C24}

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	2026-05-18T03:47:52.344207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

225165554c050bb265972c0ee9b7e2d700f7f5d1543feac51bdfe371de0085f2

Aliases

arxiv: 1208.4870 · arxiv_version: 1208.4870v1 · doi: 10.48550/arxiv.1208.4870 · pith_short_12: EJIWKVKMAUF3 · pith_short_16: EJIWKVKMAUF3EZMX · pith_short_8: EJIWKVKM

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/EJIWKVKMAUF3EZMXFQHOTN7C24 \
  | 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: 225165554c050bb265972c0ee9b7e2d700f7f5d1543feac51bdfe371de0085f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c897e54354620b9e73e834b22f4ed866b36834c48e8ff3f2eafce60312e09584",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-08-23T21:54:58Z",
    "title_canon_sha256": "ef60d6b690a89b576e417023a465f48694f7575b80d984f5a49b72abf3b855c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4870",
    "kind": "arxiv",
    "version": 1
  }
}