Pith Number

pith:2YXJYPOE

pith:2017:2YXJYPOEQSCGQ56AMQRNROF3YJ

not attested not anchored not stored refs pending

Global dynamics of planar quasi-homogeneous differential systems

Xiang Zhang, Yilei Tang

arxiv:1708.03437 v1 · 2017-08-11 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YXJYPOEQSCGQ56AMQRNROF3YJ}

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	2026-05-18T00:38:13.117736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d62e9c3dc484846877c06422d8b8bbc2471ba9dab071607490af15b7a7c992f9

Aliases

arxiv: 1708.03437 · arxiv_version: 1708.03437v1 · doi: 10.48550/arxiv.1708.03437 · pith_short_12: 2YXJYPOEQSCG · pith_short_16: 2YXJYPOEQSCGQ56A · pith_short_8: 2YXJYPOE

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/2YXJYPOEQSCGQ56AMQRNROF3YJ \
  | 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: d62e9c3dc484846877c06422d8b8bbc2471ba9dab071607490af15b7a7c992f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "071e955a0edbc4278a6404c73a5bb7d56d75b7ea649d858ef361f321ca8239fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-08-11T05:31:40Z",
    "title_canon_sha256": "45e9f8885a5f2021541b539317522e273b92a8b07dfe9eb4f093ff424efd97bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03437",
    "kind": "arxiv",
    "version": 1
  }
}