Pith Number

pith:FJGNEWVX

pith:2013:FJGNEWVXYOU2HMLYX2FWNMXQFE

not attested not anchored not stored refs pending

A minimization approach to hyperbolic Cauchy problems

Enrico Serra, Paolo Tilli

arxiv:1310.6899 v1 · 2013-10-25 · 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{FJGNEWVXYOU2HMLYX2FWNMXQFE}

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	2026-05-18T03:08:56.789299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a4cd25ab7c3a9a3b178be8b66b2f0291dccd33ba2e9e2194a2ef38e13872f73

Aliases

arxiv: 1310.6899 · arxiv_version: 1310.6899v1 · doi: 10.48550/arxiv.1310.6899 · pith_short_12: FJGNEWVXYOU2 · pith_short_16: FJGNEWVXYOU2HMLY · pith_short_8: FJGNEWVX

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/FJGNEWVXYOU2HMLYX2FWNMXQFE \
  | 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: 2a4cd25ab7c3a9a3b178be8b66b2f0291dccd33ba2e9e2194a2ef38e13872f73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1b81acb04c2fe891f5342012e222c319b077b49e51eb19eef7ebeb24f38871b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-10-25T12:56:45Z",
    "title_canon_sha256": "7fbcd5a29ce512c37b77a1c1e812af585c6d495b45d92b43717bf50065ef12c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6899",
    "kind": "arxiv",
    "version": 1
  }
}