Pith Number

pith:7EDVAX5W

pith:2019:7EDVAX5WF25QF3OBT247MRBSWS

not attested not anchored not stored refs pending

On A Class of Degenerate And Singular Monge-Amp\`ere Equations

Huaiyu Jian, Xushan Tu, You Li

arxiv:1908.06396 v1 · 2019-08-18 · 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{7EDVAX5WF25QF3OBT247MRBSWS}

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	2026-07-04T23:58:15.330443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f907505fb62ebb02edc19eb9f64432b482af3a3dcec15208fe4bab8382968a0c

Aliases

arxiv: 1908.06396 · arxiv_version: 1908.06396v1 · doi: 10.48550/arxiv.1908.06396 · pith_short_12: 7EDVAX5WF25Q · pith_short_16: 7EDVAX5WF25QF3OB · pith_short_8: 7EDVAX5W

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/7EDVAX5WF25QF3OBT247MRBSWS \
  | 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: f907505fb62ebb02edc19eb9f64432b482af3a3dcec15208fe4bab8382968a0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f04bac410383aed67343bbe83ae04e97792c92dd01aaa5d55622d1b80e4987a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-18T08:22:23Z",
    "title_canon_sha256": "8a9f3e880d96b44819fd60b28bac8175841eddd5d1b252d70648efd7150f602f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06396",
    "kind": "arxiv",
    "version": 1
  }
}