Pith Number

pith:YBCE2PSV

pith:2011:YBCE2PSVGTK5E2R6VU3UKSX4OR

not attested not anchored not stored refs pending

Invariant Measures with Bounded Variation Densities for Piecewise Area Preserving Maps

Congping Lin, Yiwei Zhang

arxiv:1107.1523 v2 · 2011-07-07 · 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{YBCE2PSVGTK5E2R6VU3UKSX4OR}

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	2026-05-18T04:11:08.804897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0444d3e5534d5d26a3ead37454afc7455d719bb5c5b218c16e6e4dce5804266

Aliases

arxiv: 1107.1523 · arxiv_version: 1107.1523v2 · doi: 10.48550/arxiv.1107.1523 · pith_short_12: YBCE2PSVGTK5 · pith_short_16: YBCE2PSVGTK5E2R6 · pith_short_8: YBCE2PSV

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/YBCE2PSVGTK5E2R6VU3UKSX4OR \
  | 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: c0444d3e5534d5d26a3ead37454afc7455d719bb5c5b218c16e6e4dce5804266

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4402abc1309024484ba39d0875c23a42311b4fabb41635c605655d0d16a05cd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-07-07T21:17:28Z",
    "title_canon_sha256": "c364c22d983976c5c863730b26eb6ec3c2c0338cf41398e3f4d82e958c61dcd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1523",
    "kind": "arxiv",
    "version": 2
  }
}