Pith Number

pith:CFQTFXZ4

pith:2017:CFQTFXZ4CNAVO625VDSZA7V4L4

not attested not anchored not stored refs pending

The infinity-Fucik spectrum

Ariel M. Salort, Joao V. da Silva, Julio D. Rossi

arxiv:1703.08234 v1 · 2017-03-23 · 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{CFQTFXZ4CNAVO625VDSZA7V4L4}

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	2026-05-18T00:48:00.412557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

116132df3c1341577b5da8e5907ebc5f2c4d1f3588a4d78cd45ff79f1948eec1

Aliases

arxiv: 1703.08234 · arxiv_version: 1703.08234v1 · doi: 10.48550/arxiv.1703.08234 · pith_short_12: CFQTFXZ4CNAV · pith_short_16: CFQTFXZ4CNAVO625 · pith_short_8: CFQTFXZ4

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/CFQTFXZ4CNAVO625VDSZA7V4L4 \
  | 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: 116132df3c1341577b5da8e5907ebc5f2c4d1f3588a4d78cd45ff79f1948eec1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1f711a83fd9b0a2029cc274e9a46872f1eebb0289b15b8f726183c9554ec7c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-03-23T21:10:11Z",
    "title_canon_sha256": "657459bae68c85bf92884daa642f31a3ad377d64761c2bc19590e0591b3c5129"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08234",
    "kind": "arxiv",
    "version": 1
  }
}