Pith Number

pith:TBHYW4YL

pith:2018:TBHYW4YLQBFOBLVZUOSLWY3VVT

not attested not anchored not stored refs pending

Riemann problems and dispersive shocks in self-focusing media

Gino Biondini

arxiv:1810.11504 v1 · 2018-10-26 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TBHYW4YLQBFOBLVZUOSLWY3VVT}

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	2026-05-17T23:59:04.368526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

984f8b730b804ae0aeb9a3a4bb6375acd3d73bfbb9006538380fb5a31c7cd69a

Aliases

arxiv: 1810.11504 · arxiv_version: 1810.11504v1 · doi: 10.48550/arxiv.1810.11504 · pith_short_12: TBHYW4YLQBFO · pith_short_16: TBHYW4YLQBFOBLVZ · pith_short_8: TBHYW4YL

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/TBHYW4YLQBFOBLVZUOSLWY3VVT \
  | 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: 984f8b730b804ae0aeb9a3a4bb6375acd3d73bfbb9006538380fb5a31c7cd69a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cb52444528003028802d0f140e926e72f9133fef77e4f7da80208cdb4357112",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2018-10-26T18:57:32Z",
    "title_canon_sha256": "8ac451c3dd1452734fb0cde354e0ecbdb8d4c666cdcc5f598ea0868c9318e4c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11504",
    "kind": "arxiv",
    "version": 1
  }
}