Pith Number

pith:QXQGAYUI

pith:2012:QXQGAYUIW4NVNT2ZIIXTLIDPVC

not attested not anchored not stored refs pending

Graphical Krein Signature Theory and Evans-Krein Functions

(2) University of Michigan, Ann Arbor, Bratislava, MI, Peter D. Miller (2) ((1) Comenius University, Richard Koll\'ar (1), Slovakia, USA)

arxiv:1209.3185 v2 · 2012-09-14 · math.SP · math-ph · math.AP · 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{QXQGAYUIW4NVNT2ZIIXTLIDPVC}

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	2026-05-18T03:27:03.373677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85e0606288b71b56cf59422f35a06fa8877907d9fd25601d6622b0f477064222

Aliases

arxiv: 1209.3185 · arxiv_version: 1209.3185v2 · doi: 10.48550/arxiv.1209.3185 · pith_short_12: QXQGAYUIW4NV · pith_short_16: QXQGAYUIW4NVNT2Z · pith_short_8: QXQGAYUI

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/QXQGAYUIW4NVNT2ZIIXTLIDPVC \
  | 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: 85e0606288b71b56cf59422f35a06fa8877907d9fd25601d6622b0f477064222

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86c5237f1f6f1af92e4a4e2a73f624b82247e6c097436c3ee7dc86a3f694b839",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2012-09-14T13:35:12Z",
    "title_canon_sha256": "933dbde07442bd73d54a366f9bf775a2f2d4a7d967fe2b068046eaa44634678e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3185",
    "kind": "arxiv",
    "version": 2
  }
}