Pith Number

pith:HUXFR424

pith:2025:HUXFR424R7DOTAICHGDERAUXOI

not attested not anchored not stored refs pending

Orientifolds for F-theory on K3 Surfaces

Andreas Malmendier, Charles Doran, Jonathan Rosenberg, Stefan Mendez-Diez

arxiv:2501.18767 v1 · 2025-01-30 · hep-th · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HUXFR424R7DOTAICHGDERAUXOI}

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	2026-07-05T10:07:51.277165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d2e58f35c8fc6e981023986488297723af96d3e428914311e80cbc6c798fd1f

Aliases

arxiv: 2501.18767 · arxiv_version: 2501.18767v1 · doi: 10.48550/arxiv.2501.18767 · pith_short_12: HUXFR424R7DO · pith_short_16: HUXFR424R7DOTAIC · pith_short_8: HUXFR424

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/HUXFR424R7DOTAICHGDERAUXOI \
  | 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: 3d2e58f35c8fc6e981023986488297723af96d3e428914311e80cbc6c798fd1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d72355782b60f91c89bec29b3fd8bd3da429cec153a9dbf80d7566e881a83232",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-01-30T21:43:07Z",
    "title_canon_sha256": "639849102bf35b7af86ffd0a0380c8aec7356fa0c40e15dcf88ba113bfd90310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18767",
    "kind": "arxiv",
    "version": 1
  }
}