Pith Number

pith:K7MHHT7B

pith:2015:K7MHHT7BN5ECDWL3J6YGBJVATJ

not attested not anchored not stored refs pending

Rotationally symmetric solutions to the Cahn-Hilliard equation

\'Alvaro H\'ernandez, Michal Kowalczyk

arxiv:1505.04126 v2 · 2015-05-15 · 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{K7MHHT7BN5ECDWL3J6YGBJVATJ}

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	2026-05-18T01:26:57.646962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57d873cfe16f4821d97b4fb060a6a09a762394de4de9857ff4a133c9529ca9e8

Aliases

arxiv: 1505.04126 · arxiv_version: 1505.04126v2 · doi: 10.48550/arxiv.1505.04126 · pith_short_12: K7MHHT7BN5EC · pith_short_16: K7MHHT7BN5ECDWL3 · pith_short_8: K7MHHT7B

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/K7MHHT7BN5ECDWL3J6YGBJVATJ \
  | 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: 57d873cfe16f4821d97b4fb060a6a09a762394de4de9857ff4a133c9529ca9e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a6073ba179ba092ee1b06eac1d72aa0768eaa6accaf86b34f6ffec3af1defe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-05-15T17:03:39Z",
    "title_canon_sha256": "26975403df4e4eef022e0bb4a2b160288df59c1bf07bda367b30417307df6887"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04126",
    "kind": "arxiv",
    "version": 2
  }
}