Pith Number

pith:BNF7JBBA

pith:2018:BNF7JBBA5TYYHJ7IUAHOJM5TJ7

not attested not anchored not stored refs pending

Classical Lie symmetries and reductions for a generalized NLS equation in 2+1 dimensions

J. M. Conde, P. Albares, P. G. Est\'evez

arxiv:1802.06608 v1 · 2018-02-19 · nlin.SI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BNF7JBBA5TYYHJ7IUAHOJM5TJ7}

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	2026-05-18T00:23:02.802878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b4bf48420ecf183a7e8a00ee4b3b34fe445c8cf8ef09339008b555323837d7e

Aliases

arxiv: 1802.06608 · arxiv_version: 1802.06608v1 · doi: 10.48550/arxiv.1802.06608 · pith_short_12: BNF7JBBA5TYY · pith_short_16: BNF7JBBA5TYYHJ7I · pith_short_8: BNF7JBBA

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/BNF7JBBA5TYYHJ7IUAHOJM5TJ7 \
  | 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: 0b4bf48420ecf183a7e8a00ee4b3b34fe445c8cf8ef09339008b555323837d7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fca1931cf1195fff8f98070a37c062f216c1448e42ba88d79638aaebc6500c41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2018-02-19T12:27:50Z",
    "title_canon_sha256": "ecf8506a65696996fda673aeb2d7c46c3d2397d34f45c0eeb6b696c26cd9b26f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06608",
    "kind": "arxiv",
    "version": 1
  }
}