Pith Number

pith:W3H6MP66

pith:2017:W3H6MP666WJ4OMWWJWRT5P5RTZ

not attested not anchored not stored refs pending

Discrete comparison principles for quasilinear elliptic PDE

Sara Pollock, Yunrong Zhu

arxiv:1708.02301 v2 · 2017-08-07 · 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{W3H6MP666WJ4OMWWJWRT5P5RTZ}

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	2026-05-18T00:31:35.706098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6cfe63fdef593c732d64da33ebfb19e7e1d6df737ed87b390a53f4cc5b50ad0

Aliases

arxiv: 1708.02301 · arxiv_version: 1708.02301v2 · doi: 10.48550/arxiv.1708.02301 · pith_short_12: W3H6MP666WJ4 · pith_short_16: W3H6MP666WJ4OMWW · pith_short_8: W3H6MP66

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/W3H6MP666WJ4OMWWJWRT5P5RTZ \
  | 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: b6cfe63fdef593c732d64da33ebfb19e7e1d6df737ed87b390a53f4cc5b50ad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f093f6a6fa089839271a81ae0453e3dbcec801cf2e3cecc65c89ec17fdd6796",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-07T20:52:19Z",
    "title_canon_sha256": "d717655d553a856076998914b1410c4311c79cf518eb763ea64dafd437f6d598"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02301",
    "kind": "arxiv",
    "version": 2
  }
}