Pith Number

pith:Z3CHFSTI

pith:2013:Z3CHFSTIGWO3X5WCXUIE6UYPZ5

not attested not anchored not stored refs pending

Some examples of isotropic SL(2,R)-invariant subbundles of the Hodge bundle

Carlos Matheus, Gabriela Weitze-Schmithuesen

arxiv:1308.2871 v3 · 2013-08-13 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3CHFSTIGWO3X5WCXUIE6UYPZ5}

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	2026-05-18T01:12:59.849376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cec472ca68359dbbf6c2bd104f530fcf7fb82d6b5535f192a46a1356271fdf17

Aliases

arxiv: 1308.2871 · arxiv_version: 1308.2871v3 · doi: 10.48550/arxiv.1308.2871 · pith_short_12: Z3CHFSTIGWO3 · pith_short_16: Z3CHFSTIGWO3X5WC · pith_short_8: Z3CHFSTI

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/Z3CHFSTIGWO3X5WCXUIE6UYPZ5 \
  | 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: cec472ca68359dbbf6c2bd104f530fcf7fb82d6b5535f192a46a1356271fdf17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8401041dba150c7dd0c18677ddf51f0e7e1a30a48980a4031c1fcd75d914a472",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-08-13T14:06:25Z",
    "title_canon_sha256": "01b0dc8763e181139c9f9e30fe20e38bbd36680325975add0314d4b50a9c2030"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2871",
    "kind": "arxiv",
    "version": 3
  }
}