Pith Number

pith:OEJLPGOU

pith:2019:OEJLPGOU6MICDJSQNWJYNUZI7Z

not attested not anchored not stored refs pending

Attractors of Trees of Maps and of Sequences of Maps between Spaces with Application to Subdivision

David Levin, Nira Dyn, Peter Massopust

arxiv:1902.03407 v2 · 2019-02-09 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OEJLPGOU6MICDJSQNWJYNUZI7Z}

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	2026-05-17T23:39:36.853279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7112b799d4f31021a6506d9386d328fe73d6e3d2cf9f0f2cae47256acf850551

Aliases

arxiv: 1902.03407 · arxiv_version: 1902.03407v2 · doi: 10.48550/arxiv.1902.03407 · pith_short_12: OEJLPGOU6MIC · pith_short_16: OEJLPGOU6MICDJSQ · pith_short_8: OEJLPGOU

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/OEJLPGOU6MICDJSQNWJYNUZI7Z \
  | 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: 7112b799d4f31021a6506d9386d328fe73d6e3d2cf9f0f2cae47256acf850551

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d786219614cb1bd8843b7571ef6314aa159271e45b673635f51324e2a48aae46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-02-09T10:59:40Z",
    "title_canon_sha256": "9b6a243ab1f3b0f0185e2d7fdaab989a4b5d8ddcc013c6ca56726c0b264a7f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03407",
    "kind": "arxiv",
    "version": 2
  }
}