Pith Number

pith:VN57OPCQ

pith:2016:VN57OPCQZKSONSJDGI6MK5NTV6

not attested not anchored not stored refs pending

Sturm 3-ball global attractors 1: Thom-Smale complexes and meanders

Bernold Fiedler, Carlos Rocha

arxiv:1611.02003 v2 · 2016-11-07 · 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{VN57OPCQZKSONSJDGI6MK5NTV6}

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	2026-05-18T00:30:46.639088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab7bf73c50caa4e6c923323cc575b3afa45e4a95a9642688ba7bcec956ed9ee2

Aliases

arxiv: 1611.02003 · arxiv_version: 1611.02003v2 · doi: 10.48550/arxiv.1611.02003 · pith_short_12: VN57OPCQZKSO · pith_short_16: VN57OPCQZKSONSJD · pith_short_8: VN57OPCQ

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/VN57OPCQZKSONSJDGI6MK5NTV6 \
  | 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: ab7bf73c50caa4e6c923323cc575b3afa45e4a95a9642688ba7bcec956ed9ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20cc55468e722f3f17d3e149fa44bce89d508898d08be1ad22e87a5a667105d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-11-07T11:54:27Z",
    "title_canon_sha256": "278bd1685c490eee8adbf25bd427e2bf7cb74bf9aea3ed6ed30ad1ec48f127bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02003",
    "kind": "arxiv",
    "version": 2
  }
}