Pith Number

pith:SQRYCCZR

pith:2012:SQRYCCZRVF4JGDJPJKGOEBTQNH

not attested not anchored not stored refs pending

Generalized symmetry classification of discrete equations of a class depending on twelve parameters

Ravil I. Yamilov, Rustem N. Garifullin

arxiv:1203.4369 v2 · 2012-03-20 · nlin.SI · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQRYCCZRVF4JGDJPJKGOEBTQNH}

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	2026-05-18T01:58:05.649063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9423810b31a978930d2f4a8ce2067069d7749cbe34f2ff6191ec47a0becc3128

Aliases

arxiv: 1203.4369 · arxiv_version: 1203.4369v2 · doi: 10.48550/arxiv.1203.4369 · pith_short_12: SQRYCCZRVF4J · pith_short_16: SQRYCCZRVF4JGDJP · pith_short_8: SQRYCCZR

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/SQRYCCZRVF4JGDJPJKGOEBTQNH \
  | 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: 9423810b31a978930d2f4a8ce2067069d7749cbe34f2ff6191ec47a0becc3128

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fad1bcd6d5794db29bfb6dba51fd3104223ed2ffcf2a27e4e95c5c4cbd0af21a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-03-20T10:16:16Z",
    "title_canon_sha256": "7deb316ef084e6e7227a04436007ca7eaacb86d0b59e3d2bede36d0990f57341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4369",
    "kind": "arxiv",
    "version": 2
  }
}