Pith Number

pith:NS5TVIJS

pith:2013:NS5TVIJSBQ6FOSMLKK5G4VUK26

not attested not anchored not stored refs pending

Harmonic maps into the exceptional symmetric space $G_2/SO(4)$

John C. Wood, Martin Svensson

arxiv:1303.7176 v3 · 2013-03-28 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NS5TVIJSBQ6FOSMLKK5G4VUK26}

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	2026-05-18T02:39:38.353931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cbb3aa1320c3c57498b52ba6e568ad79b76881e7b24d1d2682935fd3c1ec3de

Aliases

arxiv: 1303.7176 · arxiv_version: 1303.7176v3 · doi: 10.48550/arxiv.1303.7176 · pith_short_12: NS5TVIJSBQ6F · pith_short_16: NS5TVIJSBQ6FOSML · pith_short_8: NS5TVIJS

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/NS5TVIJSBQ6FOSMLKK5G4VUK26 \
  | 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: 6cbb3aa1320c3c57498b52ba6e568ad79b76881e7b24d1d2682935fd3c1ec3de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56a1a3459d53b41220cce814ffb735c85855342e881e2a61a518ca834575ed48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-03-28T16:53:37Z",
    "title_canon_sha256": "07bc7d21ac01e0361740a4eccdf96912b49332280d4bac503b689ceed9c8a226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7176",
    "kind": "arxiv",
    "version": 3
  }
}