Pith Number

pith:C2OK6GNH

pith:2015:C2OK6GNHAMLU27U43G5EF3CZ2D

not attested not anchored not stored refs pending

Multiple slowly oscillating periodic solutions for x'(t) = f(x(t-1)) with negative feedback

Benjamin Kennedy, Eugen Stumpf

arxiv:1512.09174 v1 · 2015-12-30 · 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{C2OK6GNHAMLU27U43G5EF3CZ2D}

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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	2026-05-18T01:23:33.106805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

169caf19a703174d7e9cd9ba42ec59d0c619b5f9cc05c55f68b030ce308991f2

Aliases

arxiv: 1512.09174 · arxiv_version: 1512.09174v1 · doi: 10.48550/arxiv.1512.09174 · pith_short_12: C2OK6GNHAMLU · pith_short_16: C2OK6GNHAMLU27U4 · pith_short_8: C2OK6GNH

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/C2OK6GNHAMLU27U43G5EF3CZ2D \
  | 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: 169caf19a703174d7e9cd9ba42ec59d0c619b5f9cc05c55f68b030ce308991f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60ea0b282cc3dbdad13f901e51645bfe56f17d4900cfefdddf2e5b2e7cf74b65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-12-30T22:45:56Z",
    "title_canon_sha256": "9acea5c340460df0e96dabf988a86fc9120a0684338daf41cd8a2b2bfbc6b36c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.09174",
    "kind": "arxiv",
    "version": 1
  }
}