Pith Number

pith:6MGAQTRK

pith:2019:6MGAQTRKC4HKNTVGP4UWDNLIDU

not attested not anchored not stored refs pending

Very weak solutions to the two dimensional Monge-Amp\'ere equation

L\'aszl\'o Sz\'ekelyhidi Jr, Wentao Cao

arxiv:1903.06213 v1 · 2019-03-14 · 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{6MGAQTRKC4HKNTVGP4UWDNLIDU}

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	2026-05-17T23:51:11.459608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f30c084e2a170ea6cea67f2961b5681d21154873656156b65aaea963828e4b42

Aliases

arxiv: 1903.06213 · arxiv_version: 1903.06213v1 · doi: 10.48550/arxiv.1903.06213 · pith_short_12: 6MGAQTRKC4HK · pith_short_16: 6MGAQTRKC4HKNTVG · pith_short_8: 6MGAQTRK

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/6MGAQTRKC4HKNTVGP4UWDNLIDU \
  | 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: f30c084e2a170ea6cea67f2961b5681d21154873656156b65aaea963828e4b42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68dca2ec36215d1077d5ffaf75445e9c9112555f2470477e52057f4d106d3b2d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-14T18:42:05Z",
    "title_canon_sha256": "8ded35d7e1e1138664eb6d54af3f2ebf06a1240a65fd05e87c9a8d4dd495bae5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06213",
    "kind": "arxiv",
    "version": 1
  }
}