Pith Number

pith:UUQZX2RP

pith:2017:UUQZX2RPFCQGEMTNK6G662U7HD

not attested not anchored not stored refs pending

Cauchy problem for the spatially homogeneous landau equation with shubin class initial datum and gelfand-shilov smoothing effect

Chao-Jiang Xu (LMRS), Hao-Guang Li

arxiv:1708.06573 v1 · 2017-08-22 · 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{UUQZX2RPFCQGEMTNK6G662U7HD}

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	2026-05-18T00:37:33.126140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5219bea2f28a062326d578def6a9f38c75663769a03f8424382d1f4afd2cdfb

Aliases

arxiv: 1708.06573 · arxiv_version: 1708.06573v1 · doi: 10.48550/arxiv.1708.06573 · pith_short_12: UUQZX2RPFCQG · pith_short_16: UUQZX2RPFCQGEMTN · pith_short_8: UUQZX2RP

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/UUQZX2RPFCQGEMTNK6G662U7HD \
  | 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: a5219bea2f28a062326d578def6a9f38c75663769a03f8424382d1f4afd2cdfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48b4780abe355051d3c1c58fc7895430fb8ceae0f8f52cd986f27b24e01c6c05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-08-22T12:04:15Z",
    "title_canon_sha256": "7ac3278fa1b97ee666a7e15ed49ff7df24e7a2f36c61669fe49b1de1bd54a5c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06573",
    "kind": "arxiv",
    "version": 1
  }
}