Pith Number

pith:EYRE5R6J

pith:2025:EYRE5R6JPLPDXH26VTOHMPFJLU

not attested not anchored not stored refs pending

Non-uniqueness for the nonlinear dynamical Lam\'e system

Peng Qu, Shunkai Mao

arxiv:2502.07385 v1 · 2025-02-11 · 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{EYRE5R6JPLPDXH26VTOHMPFJLU}

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	2026-07-05T10:12:36.670736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26224ec7c97ade3b9f5eacdc763ca95d361f13ab1fff8841b567a1625413a5c7

Aliases

arxiv: 2502.07385 · arxiv_version: 2502.07385v1 · doi: 10.48550/arxiv.2502.07385 · pith_short_12: EYRE5R6JPLPD · pith_short_16: EYRE5R6JPLPDXH26 · pith_short_8: EYRE5R6J

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/EYRE5R6JPLPDXH26VTOHMPFJLU \
  | 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: 26224ec7c97ade3b9f5eacdc763ca95d361f13ab1fff8841b567a1625413a5c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "020a825b324d5ec84ce02a111bf7cb060b0be881753670844b1f788c24736b9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-02-11T09:10:17Z",
    "title_canon_sha256": "eced0d031057abc4096de2f919f1440b31d615a0b5ab18aef981dccffdeb6310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07385",
    "kind": "arxiv",
    "version": 1
  }
}