Pith Number

pith:5U4UORCO

pith:2015:5U4UORCOOZRQMNHWWA7CVCSW6P

not attested not anchored not stored refs pending

A lava attack on the recovery of sums of dense and sparse signals

Christian Hansen, Victor Chernozhukov, Yuan Liao

arxiv:1502.03155 v2 · 2015-02-11 · stat.ME · cs.IT · econ.EM · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5U4UORCOOZRQMNHWWA7CVCSW6P}

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	2026-05-18T00:34:10.668271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed3947444e76630634f6b03e2a8a56f3fc6f69df8731e1bfc7aa3ad9b64d7e93

Aliases

arxiv: 1502.03155 · arxiv_version: 1502.03155v2 · doi: 10.48550/arxiv.1502.03155 · pith_short_12: 5U4UORCOOZRQ · pith_short_16: 5U4UORCOOZRQMNHW · pith_short_8: 5U4UORCO

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/5U4UORCOOZRQMNHWWA7CVCSW6P \
  | 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: ed3947444e76630634f6b03e2a8a56f3fc6f69df8731e1bfc7aa3ad9b64d7e93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afa63648666b84ba2c2ddf4e8e11bd19ec99053c7285b543eef63ede0c1bf4ce",
    "cross_cats_sorted": [
      "cs.IT",
      "econ.EM",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-02-11T00:29:16Z",
    "title_canon_sha256": "50c705e1516515f2170955cc75c90a08617ab954a8430cecf6dbfe853c6be500"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03155",
    "kind": "arxiv",
    "version": 2
  }
}