Pith Number

pith:MQNQH7PT

pith:2013:MQNQH7PTZ3CIGXLL73M3YXQDNM

not attested not anchored not stored refs pending

Funciones Esf\'ericas Matriciales Asociadas a las Esferas y a los Espacios Proyectivos Reales

Ignacio N. Zurri\'an

arxiv:1306.6581 v1 · 2013-06-27 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQNQH7PTZ3CIGXLL73M3YXQDNM}

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	2026-05-18T03:19:44.453783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

641b03fdf3cec4835d6bfed9bc5e036b1775b9e1765e4a2f3fccc3158bc36e7b

Aliases

arxiv: 1306.6581 · arxiv_version: 1306.6581v1 · doi: 10.48550/arxiv.1306.6581 · pith_short_12: MQNQH7PTZ3CI · pith_short_16: MQNQH7PTZ3CIGXLL · pith_short_8: MQNQH7PT

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/MQNQH7PTZ3CIGXLL73M3YXQDNM \
  | 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: 641b03fdf3cec4835d6bfed9bc5e036b1775b9e1765e4a2f3fccc3158bc36e7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed6e6123322823b1f002d333a2fd132efc12a414ec69a581a4967a77d3a7eea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2013-06-27T17:31:25Z",
    "title_canon_sha256": "8ba5aa16c21f5f5cc577c9f65f73226e740d0b756b04a05528509fb160eb8479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6581",
    "kind": "arxiv",
    "version": 1
  }
}