Pith Number

pith:H4WB7OF3

pith:2019:H4WB7OF37QKVB2DAN4KMHQBKI7

not attested not anchored not stored refs pending

Exponential Attractor for Hindmarsh-Rose Equations in Neurodynamics

Chi Phan, Yuncheng You

arxiv:1908.05661 v1 · 2019-08-14 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4WB7OF37QKVB2DAN4KMHQBKI7}

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	2026-07-04T23:57:52.178781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f2c1fb8bbfc1550e8606f14c3c02a47fb72743b30e0df2f3f1c45dfe2dadded

Aliases

arxiv: 1908.05661 · arxiv_version: 1908.05661v1 · doi: 10.48550/arxiv.1908.05661 · pith_short_12: H4WB7OF37QKV · pith_short_16: H4WB7OF37QKVB2DA · pith_short_8: H4WB7OF3

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/H4WB7OF37QKVB2DAN4KMHQBKI7 \
  | 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: 3f2c1fb8bbfc1550e8606f14c3c02a47fb72743b30e0df2f3f1c45dfe2dadded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d52c068a102d22f700cd734e88eb8571f3daa195d1e2e731593cf6e9e800622",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-14T18:09:59Z",
    "title_canon_sha256": "40bf1251f804022b00d4f8ccc1f6f83d2bb99efb5241da64d2b8a296a0fb7d13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05661",
    "kind": "arxiv",
    "version": 1
  }
}