Pith Number

pith:LX42RY3D

pith:2017:LX42RY3DVTMR3FBHHN3AEE2KEL

not attested not anchored not stored refs pending

A pathological example in Nonlinear Spectral Theory

Giovanni Franzina, Lorenzo Brasco

arxiv:1707.00867 v1 · 2017-07-04 · math.AP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LX42RY3DVTMR3FBHHN3AEE2KEL}

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	2026-05-18T00:40:56.783815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5df9a8e363acd91d94273b7602134a22cdc4af4378bd4d5db436de764a3fa54c

Aliases

arxiv: 1707.00867 · arxiv_version: 1707.00867v1 · doi: 10.48550/arxiv.1707.00867 · pith_short_12: LX42RY3DVTMR · pith_short_16: LX42RY3DVTMR3FBH · pith_short_8: LX42RY3D

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/LX42RY3DVTMR3FBHHN3AEE2KEL \
  | 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: 5df9a8e363acd91d94273b7602134a22cdc4af4378bd4d5db436de764a3fa54c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "397642eb5400042b4393e1ea605ce98fac2e13a3ef42e10e956835f69914ce40",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-07-04T09:10:26Z",
    "title_canon_sha256": "76facab3059a13472e7f9c114e892c37b5dab762302fc8070f39938ce6ff1b4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00867",
    "kind": "arxiv",
    "version": 1
  }
}