Pith Number

pith:DRBAKHMC

pith:2014:DRBAKHMCUXDUETNMA7WAJIDZ6W

not attested not anchored not stored refs pending

How to recognize convexity of a set from its marginals

Alessio Figalli, David Jerison

arxiv:1502.06511 v1 · 2014-12-24 · math.MG · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DRBAKHMCUXDUETNMA7WAJIDZ6W}

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	2026-05-18T02:26:32.362798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c42051d82a5c7424dac07ec04a079f5b80a4fcfae5bb165a5f823d0e9289ae9

Aliases

arxiv: 1502.06511 · arxiv_version: 1502.06511v1 · doi: 10.48550/arxiv.1502.06511 · pith_short_12: DRBAKHMCUXDU · pith_short_16: DRBAKHMCUXDUETNM · pith_short_8: DRBAKHMC

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/DRBAKHMCUXDUETNMA7WAJIDZ6W \
  | 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: 1c42051d82a5c7424dac07ec04a079f5b80a4fcfae5bb165a5f823d0e9289ae9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f7a461ae028607ac901222d4bd481741eacd0ab057330e94af996cec620401",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-12-24T02:50:38Z",
    "title_canon_sha256": "ca4572f75923b63f309a25ec10de1c0345a198101aed5b33f3a771ec91cd6f8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06511",
    "kind": "arxiv",
    "version": 1
  }
}