Pith Number

pith:PRMDQHLN

pith:1996:PRMDQHLNZY2KUC4RIYZPAY22HA

not attested not anchored not stored refs pending

Asymptotic measures for hyperbolic piecewise smooth mappings of a rectangle

Michael Jakobson, Sheldon Newhouse

arxiv:math/9604238 v1 · 1996-04-22 · 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{PRMDQHLNZY2KUC4RIYZPAY22HA}

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	2026-05-18T01:05:47.559180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c58381d6dce34aa0b914632f0635a381b01e6b05c002388b57b96b2a12a43df

Aliases

arxiv: math/9604238 · arxiv_version: math/9604238v1 · doi: 10.48550/arxiv.math/9604238 · pith_short_12: PRMDQHLNZY2K · pith_short_16: PRMDQHLNZY2KUC4R · pith_short_8: PRMDQHLN

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/PRMDQHLNZY2KUC4RIYZPAY22HA \
  | 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: 7c58381d6dce34aa0b914632f0635a381b01e6b05c002388b57b96b2a12a43df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "059c33619eae3e78ef7ab121b2d3fcee8c4c48e38bc9039d48bb093aa8e6686e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "1996-04-22T00:00:00Z",
    "title_canon_sha256": "04c49d84d699df4230f6efe4876a47e58af5f276d43ab84e79eaa7661caa2ca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9604238",
    "kind": "arxiv",
    "version": 1
  }
}