Pith Number

pith:2DPQHZPM

pith:2015:2DPQHZPMYHJZEWCPVKWE2X2CW6

not attested not anchored not stored refs pending

An N-barrier maximum principle for elliptic systems arising from the study of traveling waves in reaction-diffusion systems

Li-Chang Hung

arxiv:1509.00278 v1 · 2015-09-01 · 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{2DPQHZPMYHJZEWCPVKWE2X2CW6}

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	2026-05-18T01:34:14.567972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0df03e5ecc1d392584faaac4d5f42b7a3c351d8fcda30ccc92241ecbe9d372d

Aliases

arxiv: 1509.00278 · arxiv_version: 1509.00278v1 · doi: 10.48550/arxiv.1509.00278 · pith_short_12: 2DPQHZPMYHJZ · pith_short_16: 2DPQHZPMYHJZEWCP · pith_short_8: 2DPQHZPM

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/2DPQHZPMYHJZEWCPVKWE2X2CW6 \
  | 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: d0df03e5ecc1d392584faaac4d5f42b7a3c351d8fcda30ccc92241ecbe9d372d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff9a039cf1f0f846baa22bcdf9bfe1aa5874d151aa84604eb9f587ce6af5ad5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-09-01T13:27:35Z",
    "title_canon_sha256": "54743ec38b20982621fd840ea2f2a6f336095e7159e0a4c1b35a3f094aedc4a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00278",
    "kind": "arxiv",
    "version": 1
  }
}