Pith Number

pith:WHO75KDG

pith:2017:WHO75KDGGTKOCT4A4JFLZ26OML

not attested not anchored not stored refs pending

Nondegeneracy and the Jacobi fields of rotationally symmetric solutions to the Cahn-Hillard equation

\'Alvaro Hern\'andez, Michal Kowalczyk

arxiv:1705.03977 v2 · 2017-05-11 · 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{WHO75KDGGTKOCT4A4JFLZ26OML}

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	2026-05-18T00:43:34.863354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ddfea86634d4e14f80e24abcebce62f9947f917ed15e299a5060aaa9f58610

Aliases

arxiv: 1705.03977 · arxiv_version: 1705.03977v2 · doi: 10.48550/arxiv.1705.03977 · pith_short_12: WHO75KDGGTKO · pith_short_16: WHO75KDGGTKOCT4A · pith_short_8: WHO75KDG

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/WHO75KDGGTKOCT4A4JFLZ26OML \
  | 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: b1ddfea86634d4e14f80e24abcebce62f9947f917ed15e299a5060aaa9f58610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb505bab16853114c77bd3a16f12f0acc2810e417202578b6862e0c49a83549e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-11T00:37:16Z",
    "title_canon_sha256": "2f5c366e21245b5885a0bd19559181f609560632e05ee4972735af236df4b63a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03977",
    "kind": "arxiv",
    "version": 2
  }
}