Pith Number

pith:AWN7VPYF

pith:2018:AWN7VPYFRJAKF3FRFS2L3A5FRJ

not attested not anchored not stored refs pending

Global existence for systems of quasilinear wave equations in (1+4)-dimensions

Jason Metcalfe, Katrina Morgan

arxiv:1812.11956 v1 · 2018-12-31 · 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{AWN7VPYFRJAKF3FRFS2L3A5FRJ}

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	2026-05-17T23:57:10.705797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

059bfabf058a40a2ecb12cb4bd83a58a7fdc6b9a94848348a5f87aa398f1aa85

Aliases

arxiv: 1812.11956 · arxiv_version: 1812.11956v1 · doi: 10.48550/arxiv.1812.11956 · pith_short_12: AWN7VPYFRJAK · pith_short_16: AWN7VPYFRJAKF3FR · pith_short_8: AWN7VPYF

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/AWN7VPYFRJAKF3FRFS2L3A5FRJ \
  | 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: 059bfabf058a40a2ecb12cb4bd83a58a7fdc6b9a94848348a5f87aa398f1aa85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c615f7d361d1cca4eb7e0ffd71fca52094916fc3a8d138da0264418fff2d3ef4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-12-31T18:50:17Z",
    "title_canon_sha256": "577aceeeb86847ed1bfd1d185c6be945ac1859814c16a8777a0dc8368af6e49e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.11956",
    "kind": "arxiv",
    "version": 1
  }
}