Pith Number

pith:BAMDCSSL

pith:2021:BAMDCSSLL4HPLGWKFTEKS5N6A7

not attested not anchored not stored refs pending

Quantum homotopy perturbation method for nonlinear dissipative ordinary differential equations

Cheng Xue, Guo-Ping Guo, Yu-Chun Wu

arxiv:2111.07486 v2 · 2021-11-15 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BAMDCSSLL4HPLGWKFTEKS5N6A7}

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	2026-07-05T03:43:06.134043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0818314a4b5f0ef59aca2cc8a975be07cdbcbe547ff0ee9b91093ff1455e71db

Aliases

arxiv: 2111.07486 · arxiv_version: 2111.07486v2 · doi: 10.48550/arxiv.2111.07486 · pith_short_12: BAMDCSSLL4HP · pith_short_16: BAMDCSSLL4HPLGWK · pith_short_8: BAMDCSSL

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/BAMDCSSLL4HPLGWKFTEKS5N6A7 \
  | 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: 0818314a4b5f0ef59aca2cc8a975be07cdbcbe547ff0ee9b91093ff1455e71db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a5692b4015ce4ba8d2641404c1865a4dc69d624773c229adffcb5a6564afc3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-15T01:34:43Z",
    "title_canon_sha256": "492a85cf302dc584b15a6d728bfee8735ebbe252d731a22652b0d65018805cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07486",
    "kind": "arxiv",
    "version": 2
  }
}