Pith Number

pith:FP5FMGWG

pith:2018:FP5FMGWGJZZ57TMIDQER7MRSHU

not attested not anchored not stored refs pending

New strong maximum and comparison principles for fully nonlinear degenerate elliptic PDEs

Alessandro Goffi, Martino Bardi

arxiv:1812.09589 v1 · 2018-12-22 · 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{FP5FMGWGJZZ57TMIDQER7MRSHU}

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	2026-05-17T23:57:27.451647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bfa561ac64e73dfcd881c091fb2323d2e8cf65ff643d4e681cab62ad6befaa4

Aliases

arxiv: 1812.09589 · arxiv_version: 1812.09589v1 · doi: 10.48550/arxiv.1812.09589 · pith_short_12: FP5FMGWGJZZ5 · pith_short_16: FP5FMGWGJZZ57TMI · pith_short_8: FP5FMGWG

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/FP5FMGWGJZZ57TMIDQER7MRSHU \
  | 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: 2bfa561ac64e73dfcd881c091fb2323d2e8cf65ff643d4e681cab62ad6befaa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e50a3cf31bf41289cd970ab3eff4ebf31667dd37b50f8f651cb2572dc6745638",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-12-22T19:37:01Z",
    "title_canon_sha256": "55488c647a09263689ecdd79bd1aac7a3ef3daa2fa8d51a8280c3b3c569bf4e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09589",
    "kind": "arxiv",
    "version": 1
  }
}