Pith Number

pith:Q4HSV2LI

pith:2013:Q4HSV2LIUTQ7JHTMNGR3R6NFR5

not attested not anchored not stored refs pending

Steady states, global existence and blow-up for fourth-order semilinear parabolic equations of Cahn--Hilliard type

Pablo Alvarez-Caudevilla, Victor A. Galaktionov

arxiv:1311.0723 v1 · 2013-11-04 · 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{Q4HSV2LIUTQ7JHTMNGR3R6NFR5}

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	2026-05-18T03:08:05.028254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

870f2ae968a4e1f49e6c69a3b8f9a58f4c4ab7ec47498f834bb1751e8aba4d37

Aliases

arxiv: 1311.0723 · arxiv_version: 1311.0723v1 · doi: 10.48550/arxiv.1311.0723 · pith_short_12: Q4HSV2LIUTQ7 · pith_short_16: Q4HSV2LIUTQ7JHTM · pith_short_8: Q4HSV2LI

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/Q4HSV2LIUTQ7JHTMNGR3R6NFR5 \
  | 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: 870f2ae968a4e1f49e6c69a3b8f9a58f4c4ab7ec47498f834bb1751e8aba4d37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f2fed9614083e16c8203dadca785b4d5bb7c37f8a75a97b6739a514e694ce9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-11-04T15:02:38Z",
    "title_canon_sha256": "0378a32311f69b5bae19b1f40a1b5278e4e512c62484dcef65449a34570263c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0723",
    "kind": "arxiv",
    "version": 1
  }
}