Pith Number

pith:OFEUOJCY

pith:2017:OFEUOJCYBSN72BJ545NBDAPI53

not attested not anchored not stored refs pending

Cauchy problem for effectively hyperbolic operators with triple characteristics

Tatsuo Nishitani, Vesselin Petkov

arxiv:1706.05965 v2 · 2017-06-19 · 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{OFEUOJCYBSN72BJ545NBDAPI53}

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	2026-05-18T00:38:31.991185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71494724580c9bfd053de75a1181e8eedcd8dc8f5551b2d8c2d2911a73ed8e78

Aliases

arxiv: 1706.05965 · arxiv_version: 1706.05965v2 · doi: 10.48550/arxiv.1706.05965 · pith_short_12: OFEUOJCYBSN7 · pith_short_16: OFEUOJCYBSN72BJ5 · pith_short_8: OFEUOJCY

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/OFEUOJCYBSN72BJ545NBDAPI53 \
  | 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: 71494724580c9bfd053de75a1181e8eedcd8dc8f5551b2d8c2d2911a73ed8e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48439712fd5862a5b79205211f12ff8051fd3152383f34d9c836d23b99ac18f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-06-19T14:11:20Z",
    "title_canon_sha256": "aa1df877a144e4e5266e69b2b35bc95ee2a48008973e933c2976d1463eda6d23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05965",
    "kind": "arxiv",
    "version": 2
  }
}