Pith Number

pith:ECZY2ZF7

pith:2015:ECZY2ZF7ZBZWRTUAM6UPQMSUCD

not attested not anchored not stored refs pending

A remark on global well-posedness of the derivative nonlinear Schr\"odinger equation on the circle

Razvan Mosincat, Tadahiro Oh

arxiv:1502.02261 v3 · 2015-02-08 · 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{ECZY2ZF7ZBZWRTUAM6UPQMSUCD}

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	2026-05-18T01:37:19.116226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b38d64bfc87368ce8067a8f8325410dfa362c42868a51bc7a2de1501ba0eea

Aliases

arxiv: 1502.02261 · arxiv_version: 1502.02261v3 · doi: 10.48550/arxiv.1502.02261 · pith_short_12: ECZY2ZF7ZBZW · pith_short_16: ECZY2ZF7ZBZWRTUA · pith_short_8: ECZY2ZF7

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/ECZY2ZF7ZBZWRTUAM6UPQMSUCD \
  | 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: 20b38d64bfc87368ce8067a8f8325410dfa362c42868a51bc7a2de1501ba0eea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0ef43f31f82f448985adc93a6b4c4e04c52296de94dce954d5e08256ce9d29b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-02-08T15:01:23Z",
    "title_canon_sha256": "1b59957142f4beced493a088098250c86f555ed85923079ece164ef527a863f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02261",
    "kind": "arxiv",
    "version": 3
  }
}