Pith Number

pith:QFUHBU3B

pith:2019:QFUHBU3BSZVVIAWJFNOVP4WASV

not attested not anchored not stored refs pending

Alessio Figalli's contributions to nonlocal minimal surfaces

Enrico Valdinoci, Serena Dipierro

arxiv:1905.02852 v1 · 2019-05-08 · 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{QFUHBU3BSZVVIAWJFNOVP4WASV}

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	2026-05-17T23:46:45.182368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

816870d361966b5402c92b5d57f2c09572d7ef6d6aae131bd27173f6367d68e4

Aliases

arxiv: 1905.02852 · arxiv_version: 1905.02852v1 · doi: 10.48550/arxiv.1905.02852 · pith_short_12: QFUHBU3BSZVV · pith_short_16: QFUHBU3BSZVVIAWJ · pith_short_8: QFUHBU3B

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/QFUHBU3BSZVVIAWJFNOVP4WASV \
  | 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: 816870d361966b5402c92b5d57f2c09572d7ef6d6aae131bd27173f6367d68e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a24a9a77c0b9f3c0aee01afdb690f6bbbacac979e9bc45ba5d85b0c91ff565e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-08T00:47:39Z",
    "title_canon_sha256": "3214b99ed83c9812b25aabb5f63ff9795fcf09f897d8fc6108525040ca0d0fa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02852",
    "kind": "arxiv",
    "version": 1
  }
}