Pith Number

pith:VA3KYV3Y

pith:2009:VA3KYV3YJZ2H5LAHE4EVYWXWOU

not attested not anchored not stored refs pending

From Local to Global in F-Theory Model Building

Bjorn Andreas, Gottfried Curio

arxiv:0902.4143 v1 · 2009-02-24 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VA3KYV3YJZ2H5LAHE4EVYWXWOU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:35:00.876302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a836ac57784e747eac0727095c5af675020b0463f78e1bd39ad21716d587dc73

Aliases

arxiv: 0902.4143 · arxiv_version: 0902.4143v1 · doi: 10.48550/arxiv.0902.4143 · pith_short_12: VA3KYV3YJZ2H · pith_short_16: VA3KYV3YJZ2H5LAH · pith_short_8: VA3KYV3Y

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/VA3KYV3YJZ2H5LAHE4EVYWXWOU \
  | 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: a836ac57784e747eac0727095c5af675020b0463f78e1bd39ad21716d587dc73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70cacd994dfee34e74bfc91f7ef8beecb454a626ccc15ed3c08b1377544601b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-02-24T13:22:55Z",
    "title_canon_sha256": "8f8c56aed6b3494c59742cdde9901ce865e96d3a65ec92e40f95b9b3e68ff9fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4143",
    "kind": "arxiv",
    "version": 1
  }
}