Pith Number

pith:74DH7BSP

pith:2015:74DH7BSPWTRV73XFGVOVM5LR3O

not attested not anchored not stored refs pending

Nondegeneracy of nonradial sign-changing solutions to the nonlinear Schr\"odinger equations

Juncheng Wei, Monica Musso, Weiwei Ao

arxiv:1505.07488 v1 · 2015-05-27 · 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{74DH7BSPWTRV73XFGVOVM5LR3O}

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	2026-05-18T02:00:58.270486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff067f864fb4e35feee5355d567571db98bf2d7638f6490052b8d5247acd8c7a

Aliases

arxiv: 1505.07488 · arxiv_version: 1505.07488v1 · doi: 10.48550/arxiv.1505.07488 · pith_short_12: 74DH7BSPWTRV · pith_short_16: 74DH7BSPWTRV73XF · pith_short_8: 74DH7BSP

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/74DH7BSPWTRV73XFGVOVM5LR3O \
  | 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: ff067f864fb4e35feee5355d567571db98bf2d7638f6490052b8d5247acd8c7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64de444857c7b1e8586b982b1a00149aca415c65d2c84632f51718c27bec063c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-05-27T20:43:59Z",
    "title_canon_sha256": "54f3a6a3cf4db9a5bb92293645d43ad7d00620f78f2ff1e5135e40f87638d03a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07488",
    "kind": "arxiv",
    "version": 1
  }
}