Pith Number

pith:YBCQDXHO

pith:2013:YBCQDXHO6WAZOIAF7L7DVO5MYP

not attested not anchored not stored refs pending

The Web of D-branes at Singularities in Compact Calabi-Yau Manifolds

Christoph Mayrhofer, Fernando Quevedo, Michele Cicoli, Roberto Valandro, Sven Krippendorf

arxiv:1304.2771 v1 · 2013-04-09 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBCQDXHO6WAZOIAF7L7DVO5MYP}

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	2026-05-18T01:50:40.851774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c04501dceef581972005fafe3abbacc3ed7988e4f1dd7b3524333f90a46f0ce1

Aliases

arxiv: 1304.2771 · arxiv_version: 1304.2771v1 · doi: 10.48550/arxiv.1304.2771 · pith_short_12: YBCQDXHO6WAZ · pith_short_16: YBCQDXHO6WAZOIAF · pith_short_8: YBCQDXHO

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/YBCQDXHO6WAZOIAF7L7DVO5MYP \
  | 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: c04501dceef581972005fafe3abbacc3ed7988e4f1dd7b3524333f90a46f0ce1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3f86a7908779d40c250e17d3b1bf3adf57deb912012195af5a88a2bb8228f3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-04-09T20:00:02Z",
    "title_canon_sha256": "509148565995bd25b939aef5f7a5d9f9cafef04c4dc8ae6596c5ec7b80b50894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2771",
    "kind": "arxiv",
    "version": 1
  }
}