Pith Number

pith:JWNDD6DN

pith:2014:JWNDD6DNLKFWPD2HDXGNUPG6N3

not attested not anchored not stored refs pending

Gradient estimates for semilinear elliptic systems and other related results

Panayotis Smyrnelis

arxiv:1401.4847 v4 · 2014-01-20 · 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{JWNDD6DNLKFWPD2HDXGNUPG6N3}

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	2026-05-18T02:34:52.515735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d9a31f86d5a8b678f471dccda3cde6ec247b07a5864bb4ded50f1960b3ade5e

Aliases

arxiv: 1401.4847 · arxiv_version: 1401.4847v4 · doi: 10.48550/arxiv.1401.4847 · pith_short_12: JWNDD6DNLKFW · pith_short_16: JWNDD6DNLKFWPD2H · pith_short_8: JWNDD6DN

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/JWNDD6DNLKFWPD2HDXGNUPG6N3 \
  | 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: 4d9a31f86d5a8b678f471dccda3cde6ec247b07a5864bb4ded50f1960b3ade5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77d8cb8c4b9599bc311ec0575c5f49de3f4a103e1006cab15a6356679e146382",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-01-20T10:08:45Z",
    "title_canon_sha256": "878bbc2991ffa32452064053039d0115b4b877551dc55030a18e7d2e7568a25b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4847",
    "kind": "arxiv",
    "version": 4
  }
}