Pith Number

pith:TYPCALEB

pith:2014:TYPCALEB7QHPPZ5ZORMJE5MX74

not attested not anchored not stored refs pending

Harnack Estimates for Nonlinear Heat Equations with Potentials in Geometric Flows

Hongxin Guo, Masashi Ishida

arxiv:1402.4236 v1 · 2014-02-18 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYPCALEB7QHPPZ5ZORMJE5MX74}

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	2026-05-18T02:58:44.410983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e1e202c81fc0ef7e7b97458927597ff16073466a503a60b19c98ec880d9e660

Aliases

arxiv: 1402.4236 · arxiv_version: 1402.4236v1 · doi: 10.48550/arxiv.1402.4236 · pith_short_12: TYPCALEB7QHP · pith_short_16: TYPCALEB7QHPPZ5Z · pith_short_8: TYPCALEB

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/TYPCALEB7QHPPZ5ZORMJE5MX74 \
  | 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: 9e1e202c81fc0ef7e7b97458927597ff16073466a503a60b19c98ec880d9e660

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "886057e38a6225ccd5c343c355f14fbd8825bde739885254984f77abb3378662",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-02-18T06:59:35Z",
    "title_canon_sha256": "9c0ba38ed948c421b82c51801c2897fe27452eb2ffff2668a28bc6a9c4be5d7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4236",
    "kind": "arxiv",
    "version": 1
  }
}