Pith Number

pith:4F4B427R

pith:2017:4F4B427RLECJEYXXHVLY6F5BGW

not attested not anchored not stored refs pending

Random data Cauchy problem for the wave equation on compact manifold

Jianhua Huang, Jinqiao Duan, Wei Yan, Yongsheng Li

arxiv:1708.00773 v3 · 2017-08-02 · 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{4F4B427RLECJEYXXHVLY6F5BGW}

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	2026-05-18T00:22:05.864741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1781e6bf159049262f73d578f17a13589ba6af3e294bf59a5bb9541d0a36448

Aliases

arxiv: 1708.00773 · arxiv_version: 1708.00773v3 · doi: 10.48550/arxiv.1708.00773 · pith_short_12: 4F4B427RLECJ · pith_short_16: 4F4B427RLECJEYXX · pith_short_8: 4F4B427R

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/4F4B427RLECJEYXXHVLY6F5BGW \
  | 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: e1781e6bf159049262f73d578f17a13589ba6af3e294bf59a5bb9541d0a36448

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3482a13a4fab54eef4d9c72a7e3c84b0ba08b824fcb49e12053107d0c8fee8bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-08-02T14:42:32Z",
    "title_canon_sha256": "5943a73a1222433bd515dfe65888b017b5b383096cb23304843cd591dee2c0f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00773",
    "kind": "arxiv",
    "version": 3
  }
}