Pith Number

pith:E4ZAGRH6

pith:2018:E4ZAGRH6PK6EWFB36OWWKEJKRL

not attested not anchored not stored refs pending

Free boundary problems arising in the theory of maximal solutions of equations with exponential nonlinearities

Angela Pistoia, Giusi Vaira, Michal Kowalczyk, Piotr Rybka

arxiv:1808.00125 v1 · 2018-08-01 · 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{E4ZAGRH6PK6EWFB36OWWKEJKRL}

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	2026-05-18T00:09:08.712029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27320344fe7abc4b143bf3ad65112a8ad6ac297d48461285807d390dba3c9e28

Aliases

arxiv: 1808.00125 · arxiv_version: 1808.00125v1 · doi: 10.48550/arxiv.1808.00125 · pith_short_12: E4ZAGRH6PK6E · pith_short_16: E4ZAGRH6PK6EWFB3 · pith_short_8: E4ZAGRH6

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/E4ZAGRH6PK6EWFB36OWWKEJKRL \
  | 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: 27320344fe7abc4b143bf3ad65112a8ad6ac297d48461285807d390dba3c9e28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c66d3d7eb5a40136185eead57d604fe78b718005f2b678aa1dad7a9da8d4324a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-01T01:03:19Z",
    "title_canon_sha256": "f2d5897ecc552c97f4087cfad2de739773ea946ae7e01b16918cb2d1182a1729"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00125",
    "kind": "arxiv",
    "version": 1
  }
}