Pith Number

pith:T3QEBOTG

pith:2019:T3QEBOTGWHSTBSCOHYQ4LFCMH3

not attested not anchored not stored refs pending

The bifurcation set as a topological invariant for one-dimensional dynamics

Alejandro Passeggi, Gabriel Fuhrmann, Maik Gr\"oger

arxiv:1903.05172 v1 · 2019-03-12 · 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{T3QEBOTGWHSTBSCOHYQ4LFCMH3}

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	2026-05-17T23:51:25.230559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ee040ba66b1e530c84e3e21c5944c3ee7a6d34b24a1c0a226089627e32cfb80

Aliases

arxiv: 1903.05172 · arxiv_version: 1903.05172v1 · doi: 10.48550/arxiv.1903.05172 · pith_short_12: T3QEBOTGWHST · pith_short_16: T3QEBOTGWHSTBSCO · pith_short_8: T3QEBOTG

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/T3QEBOTGWHSTBSCOHYQ4LFCMH3 \
  | 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: 9ee040ba66b1e530c84e3e21c5944c3ee7a6d34b24a1c0a226089627e32cfb80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9c37d4dd32fe0e760bfc4d85014314fe594869cc673a1fa8fa67e5fba05f323",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-03-12T19:35:49Z",
    "title_canon_sha256": "164e73b3542927be9eb0405a4797eff1897dc8390d224f2e3f9289a6dccf2766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05172",
    "kind": "arxiv",
    "version": 1
  }
}