Pith Number

pith:REX6QEOJ

pith:2019:REX6QEOJDCYFAXF73IPR53XH6P

not attested not anchored not stored refs pending

Global behaviors of defocusing semilinear wave equations

Shiwu Yang

arxiv:1908.00606 v1 · 2019-08-01 · 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{REX6QEOJDCYFAXF73IPR53XH6P}

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	2026-07-04T23:51:07.234583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

892fe811c918b0505cbfda1f1eeee7f3fad3e9ec249ce51f25f5ee5e4380d7ef

Aliases

arxiv: 1908.00606 · arxiv_version: 1908.00606v1 · doi: 10.48550/arxiv.1908.00606 · pith_short_12: REX6QEOJDCYF · pith_short_16: REX6QEOJDCYFAXF7 · pith_short_8: REX6QEOJ

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/REX6QEOJDCYFAXF73IPR53XH6P \
  | 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: 892fe811c918b0505cbfda1f1eeee7f3fad3e9ec249ce51f25f5ee5e4380d7ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e323e049a13024398b446e7f0386034e075b43c7eed2550af4136d7884f0f79d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-01T20:09:20Z",
    "title_canon_sha256": "e94552fb49be9c3a7a2e0d66034dbfe707f8de4fea7dc107c10ce467a4ece53e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00606",
    "kind": "arxiv",
    "version": 1
  }
}