Pith Number

pith:FMM4EFKE

pith:2011:FMM4EFKEDA7ZC3FV26LNRKXAXK

not attested not anchored not stored refs pending

A Lewy-Stampacchia Estimate for quasilinear variational inequalities in the Heisenberg group

Andrea Pinamonti, Enrico Valdinoci

arxiv:1105.5075 v1 · 2011-05-25 · 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{FMM4EFKEDA7ZC3FV26LNRKXAXK}

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	2026-05-18T04:21:20.839070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b19c21544183f916cb5d796d8aae0ba85b9b36c2db1ca5c6f9168f2d65bbd7a

Aliases

arxiv: 1105.5075 · arxiv_version: 1105.5075v1 · doi: 10.48550/arxiv.1105.5075 · pith_short_12: FMM4EFKEDA7Z · pith_short_16: FMM4EFKEDA7ZC3FV · pith_short_8: FMM4EFKE

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/FMM4EFKEDA7ZC3FV26LNRKXAXK \
  | 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: 2b19c21544183f916cb5d796d8aae0ba85b9b36c2db1ca5c6f9168f2d65bbd7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29b85e5a970dcee0cec15fc429fb60072afe1a06f95700fc60e266bdaca25b8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-05-25T16:09:52Z",
    "title_canon_sha256": "a188306f1585e177bef07a86db3b3c1f6f4c82fe72efd9e2f95792ea02917d55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5075",
    "kind": "arxiv",
    "version": 1
  }
}