Pith Number

pith:G54NUCNM

pith:2011:G54NUCNMB6ILRQ7OGGK5A5USWK

not attested not anchored not stored refs pending

Singular Soliton Operators and Indefinite Metrics

2) ((1) L. D. Landau Institute for Theoretical Physics, (2) University of Maryland at College Park), P. G. Grinevich (1), S. P. Novikov (1

arxiv:1103.2505 v9 · 2011-03-13 · math-ph · math.AG · math.MP · math.SP · 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{G54NUCNMB6ILRQ7OGGK5A5USWK}

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	2026-05-18T02:29:39.520883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3778da09ac0f90b8c3ee3195d07692b2ac59294ef3d3196a6524424b920c9d84

Aliases

arxiv: 1103.2505 · arxiv_version: 1103.2505v9 · doi: 10.48550/arxiv.1103.2505 · pith_short_12: G54NUCNMB6IL · pith_short_16: G54NUCNMB6ILRQ7O · pith_short_8: G54NUCNM

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/G54NUCNMB6ILRQ7OGGK5A5USWK \
  | 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: 3778da09ac0f90b8c3ee3195d07692b2ac59294ef3d3196a6524424b920c9d84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5a5924fc896161524543959acc78f37eae0fcb8961b0b78286ef2d847a24289",
    "cross_cats_sorted": [
      "math.AG",
      "math.MP",
      "math.SP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-03-13T10:07:09Z",
    "title_canon_sha256": "1af9683d610c245b6472566ee487b611b27517497b6fd006617c6ad20abe5d76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2505",
    "kind": "arxiv",
    "version": 9
  }
}