Pith Number

pith:7IUR5JMJ

pith:2022:7IUR5JMJN4CAJOEIQWW5PVSQ75

not attested not anchored not stored refs pending

Dynamics of composite symplectic Dehn twists

Jinxin Xue, Wenmin Gong, Zhijing Wendy Wang

arxiv:2208.13041 v3 · 2022-08-27 · math.DS · math.GT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IUR5JMJN4CAJOEIQWW5PVSQ75}

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	2026-06-19T16:11:07.317828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa291ea5896f0404b88885add7d650ff4f79a332fe9ac0a30c9614c57ea49dd2

Aliases

arxiv: 2208.13041 · arxiv_version: 2208.13041v3 · doi: 10.48550/arxiv.2208.13041 · pith_short_12: 7IUR5JMJN4CA · pith_short_16: 7IUR5JMJN4CAJOEI · pith_short_8: 7IUR5JMJ

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/7IUR5JMJN4CAJOEIQWW5PVSQ75 \
  | 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: fa291ea5896f0404b88885add7d650ff4f79a332fe9ac0a30c9614c57ea49dd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21c70012130208dd38f623f46567fcf121382657cdce3eef02334a2930302142",
    "cross_cats_sorted": [
      "math.GT",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2022-08-27T15:41:57Z",
    "title_canon_sha256": "7cf85b5308a0190e74aae3f93484456f53e44f46c5b17edda7562385abfc6847"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.13041",
    "kind": "arxiv",
    "version": 3
  }
}