Pith Number

pith:NADRF5LP

pith:2017:NADRF5LPDVAJFRKKHDL6VIQE2X

not attested not anchored not stored refs pending

Bifurcation of 2-periodic orbits from non-hyperbolic fixed points

Anna Cima, Armengol Gasull, V\'ictor Ma\~nosa

arxiv:1707.06404 v1 · 2017-07-20 · 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{NADRF5LPDVAJFRKKHDL6VIQE2X}

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	2026-05-18T00:26:12.726613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

680712f56f1d4092c54a38d7eaa204d5efa6a18ab33c0c406a48e55f517f889a

Aliases

arxiv: 1707.06404 · arxiv_version: 1707.06404v1 · doi: 10.48550/arxiv.1707.06404 · pith_short_12: NADRF5LPDVAJ · pith_short_16: NADRF5LPDVAJFRKK · pith_short_8: NADRF5LP

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/NADRF5LPDVAJFRKKHDL6VIQE2X \
  | 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: 680712f56f1d4092c54a38d7eaa204d5efa6a18ab33c0c406a48e55f517f889a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6a099c04507cd49acd4af86f3a272879464542cb1cf3c8f85845635969f2c7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-07-20T07:50:52Z",
    "title_canon_sha256": "56dfb2fa481ee114e17a5989cca4ee92351b9dadf06ba450cda20577d253ba92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06404",
    "kind": "arxiv",
    "version": 1
  }
}