Pith Number

pith:6I7ALFBE

pith:2013:6I7ALFBE37PHWIRURCTLVC4JVU

not attested not anchored not stored refs pending

On an integrable discretisation of the Ablowitz-Ladik hierarchy

Federico Zullo

arxiv:1303.1639 v1 · 2013-03-07 · 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{6I7ALFBE37PHWIRURCTLVC4JVU}

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	2026-05-18T03:01:13.838906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f23e059424dfde7b223488a6ba8b89ad059d815de99d844ee8576528d5d8034f

Aliases

arxiv: 1303.1639 · arxiv_version: 1303.1639v1 · doi: 10.48550/arxiv.1303.1639 · pith_short_12: 6I7ALFBE37PH · pith_short_16: 6I7ALFBE37PHWIRU · pith_short_8: 6I7ALFBE

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/6I7ALFBE37PHWIRURCTLVC4JVU \
  | 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: f23e059424dfde7b223488a6ba8b89ad059d815de99d844ee8576528d5d8034f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc5eb61a4d7489f99dcf490b1a2208b8f465fe9fe8abf5c35bc7123ff8306305",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2013-03-07T10:33:04Z",
    "title_canon_sha256": "5a15eb7a5887e89bf59d149efdd55747f4bfaebcc444f4e1ca8418922f2642c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1639",
    "kind": "arxiv",
    "version": 1
  }
}