Pith Number

pith:ZRD6EPCS

pith:2016:ZRD6EPCSXOYD2QCHZVH2E6E2AR

not attested not anchored not stored refs pending

Hopf bifurcation and time periodic orbits in reaction-diffusion systems with pde2path - algorithms and applications

Hannes Uecker

arxiv:1604.01600 v4 · 2016-04-06 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRD6EPCSXOYD2QCHZVH2E6E2AR}

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	2026-05-18T00:36:41.425154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc47e23c52bbb03d4047cd4fa2789a0450304243f4c6d1a2b36daff5e7d65f54

Aliases

arxiv: 1604.01600 · arxiv_version: 1604.01600v4 · doi: 10.48550/arxiv.1604.01600 · pith_short_12: ZRD6EPCSXOYD · pith_short_16: ZRD6EPCSXOYD2QCH · pith_short_8: ZRD6EPCS

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/ZRD6EPCSXOYD2QCHZVH2E6E2AR \
  | 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: cc47e23c52bbb03d4047cd4fa2789a0450304243f4c6d1a2b36daff5e7d65f54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4985632e578db7ea4d847c4c79876a6cf9e1a90b20459ce7bc810ebe686e73c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-04-06T13:02:26Z",
    "title_canon_sha256": "9732aa94e6788297bffce777867ff0a2cad5e74aaa525e80d4f284db2dfef1d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01600",
    "kind": "arxiv",
    "version": 4
  }
}