Pith Number

pith:FJHXKG3X

pith:2018:FJHXKG3XNO3JUJ5SF6LNJ5KJMO

not attested not anchored not stored refs pending

Singularity confinement as an integrability criterion

Alfred Ramani, Basil Grammaticos, Ralph Willox, Takafumi Mase

arxiv:1810.02693 v2 · 2018-10-05 · math-ph · math.MP · 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{FJHXKG3XNO3JUJ5SF6LNJ5KJMO}

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	2026-05-17T23:45:36.296963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a4f751b776bb69a27b22f96d4f5496399aff29ba6f8891b7fa3a9aed376338c

Aliases

arxiv: 1810.02693 · arxiv_version: 1810.02693v2 · doi: 10.48550/arxiv.1810.02693 · pith_short_12: FJHXKG3XNO3J · pith_short_16: FJHXKG3XNO3JUJ5S · pith_short_8: FJHXKG3X

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/FJHXKG3XNO3JUJ5SF6LNJ5KJMO \
  | 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: 2a4f751b776bb69a27b22f96d4f5496399aff29ba6f8891b7fa3a9aed376338c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc920c4279fdfcb6312e04d82fc622b29f1a07132aeaf487bb9097a55b956ab5",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-10-05T14:01:34Z",
    "title_canon_sha256": "3b17b44d1df7af7c87137aa0ebb855c5e21a8be11b598a38947893da29bad4a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02693",
    "kind": "arxiv",
    "version": 2
  }
}