Pith Number

pith:SDTWO4P2

pith:2024:SDTWO4P2DLFCZCSJMJ7TNDJLGN

not attested not anchored not stored refs pending

Generic regularity of free boundaries in the obstacle problem for the fractional Laplacian

Matteo Carducci, Roberto Colombo

arxiv:2412.16066 v1 · 2024-12-20 · 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{SDTWO4P2DLFCZCSJMJ7TNDJLGN}

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.

Cited by

1 paper in Pith

Nonlocal minimal surfaces are generically unique, and smooth in one extra dimension

Receipt and verification

First computed	2026-07-05T09:52:34.001389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90e76771fa1aca2c8a49627f368d2b334828074c4a8e6b4faccfb6d4bc7436c9

Aliases

arxiv: 2412.16066 · arxiv_version: 2412.16066v1 · doi: 10.48550/arxiv.2412.16066 · pith_short_12: SDTWO4P2DLFC · pith_short_16: SDTWO4P2DLFCZCSJ · pith_short_8: SDTWO4P2

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/SDTWO4P2DLFCZCSJMJ7TNDJLGN \
  | 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: 90e76771fa1aca2c8a49627f368d2b334828074c4a8e6b4faccfb6d4bc7436c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daf7168c401b995234d0c26dfc825ade297fa863324a0c3ff6357ba83bb1253d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2024-12-20T17:09:55Z",
    "title_canon_sha256": "6221496e5e05eadbef23fba49827f1a1d8d24d1a60ed958ed06d6f59f0aad744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.16066",
    "kind": "arxiv",
    "version": 1
  }
}