Pith Number

pith:QJXHZ6CY

pith:2019:QJXHZ6CYBBXFRRQETDIG6EUQXX

not attested not anchored not stored refs pending

Moduli of stability for heteroclinic cycles of periodic solutions

Alexander Lohse, Alexandre Rodrigues, Maria Carvalho

arxiv:1901.01934 v2 · 2019-01-07 · 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{QJXHZ6CYBBXFRRQETDIG6EUQXX}

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	2026-05-17T23:42:08.437043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826e7cf858086e58c60498d06f1290bdd1f9f3afc6c6cebb17e57be9aaea3122

Aliases

arxiv: 1901.01934 · arxiv_version: 1901.01934v2 · doi: 10.48550/arxiv.1901.01934 · pith_short_12: QJXHZ6CYBBXF · pith_short_16: QJXHZ6CYBBXFRRQE · pith_short_8: QJXHZ6CY

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/QJXHZ6CYBBXFRRQETDIG6EUQXX \
  | 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: 826e7cf858086e58c60498d06f1290bdd1f9f3afc6c6cebb17e57be9aaea3122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71852d6b3e8592100861de81dbb90994a448c1eeba39bd4689eb46728effaab1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-01-07T17:30:34Z",
    "title_canon_sha256": "ff6d71eb523c60e592e2879c8fd712d51900fb2cf39c5f4b2367a4c2c00f7816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01934",
    "kind": "arxiv",
    "version": 2
  }
}