Pith Number

pith:RPHQKTP6

pith:2015:RPHQKTP63HAJWKC2DBPVOMSDAQ

not attested not anchored not stored refs pending

A Hybrid High-Order method for the Cahn-Hilliard problem in mixed form

Daniele A. Di Pietro, Fabien Marche, Florent Chave, Franck Pigeonneau

arxiv:1509.07384 v2 · 2015-09-24 · 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{RPHQKTP63HAJWKC2DBPVOMSDAQ}

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	2026-05-18T01:11:41.317721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bcf054dfed9c09b285a185f573243041fd9cff1407d1c01778e480c7da967e0

Aliases

arxiv: 1509.07384 · arxiv_version: 1509.07384v2 · doi: 10.48550/arxiv.1509.07384 · pith_short_12: RPHQKTP63HAJ · pith_short_16: RPHQKTP63HAJWKC2 · pith_short_8: RPHQKTP6

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/RPHQKTP63HAJWKC2DBPVOMSDAQ \
  | 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: 8bcf054dfed9c09b285a185f573243041fd9cff1407d1c01778e480c7da967e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58eeb5b39aabf5d272b3c1782e14349d384b06ef342cfe9f1645af84b9e800da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-24T14:18:13Z",
    "title_canon_sha256": "e10196b69aec099187479a04fd7689bb6d942ba5b604c7746bf31d32a382f3e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07384",
    "kind": "arxiv",
    "version": 2
  }
}