Pith Number

pith:QMP2YZ6D

pith:2025:QMP2YZ6DG4LLCZIM5FWE6UWWID

not attested not anchored not stored refs pending

Generalized ODE reduction algorithm for bounded degree transformation

Shaoxuan Huang

arxiv:2507.01878 v2 · 2025-07-02 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QMP2YZ6DG4LLCZIM5FWE6UWWID}

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	2026-07-05T11:31:29.449215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

831fac67c33716b1650ce96c4f52d640c540d56a6746c3691b46652ed475562f

Aliases

arxiv: 2507.01878 · arxiv_version: 2507.01878v2 · doi: 10.48550/arxiv.2507.01878 · pith_short_12: QMP2YZ6DG4LL · pith_short_16: QMP2YZ6DG4LLCZIM · pith_short_8: QMP2YZ6D

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/QMP2YZ6DG4LLCZIM5FWE6UWWID \
  | 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: 831fac67c33716b1650ce96c4f52d640c540d56a6746c3691b46652ed475562f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02a72981150293117ea9eded670f49fbb0f088ebac57d0fb300ceaa8e5442690",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2025-07-02T16:48:13Z",
    "title_canon_sha256": "37486bf0051ef4aed88c520fd41722ac6a67eb1dd753b00b2b875f1cd14c42f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01878",
    "kind": "arxiv",
    "version": 2
  }
}