Pith Number

pith:OJSNNKZX

pith:2012:OJSNNKZX2Q2T6GOU2B5CSU4YIM

not attested not anchored not stored refs pending

Free boundary regularity in the optimal partial transport problem

Emanuel Indrei

arxiv:1210.3111 v2 · 2012-10-11 · 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{OJSNNKZX2Q2T6GOU2B5CSU4YIM}

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	2026-05-18T03:30:25.561963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7264d6ab37d4353f19d4d07a295398432d4b269646cdd921927382d7ba159214

Aliases

arxiv: 1210.3111 · arxiv_version: 1210.3111v2 · doi: 10.48550/arxiv.1210.3111 · pith_short_12: OJSNNKZX2Q2T · pith_short_16: OJSNNKZX2Q2T6GOU · pith_short_8: OJSNNKZX

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/OJSNNKZX2Q2T6GOU2B5CSU4YIM \
  | 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: 7264d6ab37d4353f19d4d07a295398432d4b269646cdd921927382d7ba159214

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7ee34795ba187b4247a005cdda08371481beb7fda8c1d9185d8290a52354950",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-10-11T02:59:36Z",
    "title_canon_sha256": "b061815f0cc437d55f2a03ff0f6be76e39b7eb4fd3382a1d295f9aa998810854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3111",
    "kind": "arxiv",
    "version": 2
  }
}