Pith Number

pith:WW7ERFWH

pith:2016:WW7ERFWHQ5STEWQ2P3ZHON5YJF

not attested not anchored not stored refs pending

Relative Calabi-Yau structures

Christopher Brav, Tobias Dyckerhoff

arxiv:1606.00619 v1 · 2016-06-02 · math.AG · math.AT · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WW7ERFWHQ5STEWQ2P3ZHON5YJF}

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	2026-05-17T23:53:13.135909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5be4896c78765325a1a7ef27737b8495f0997689bf1b64e46b1bd92e205f748

Aliases

arxiv: 1606.00619 · arxiv_version: 1606.00619v1 · doi: 10.48550/arxiv.1606.00619 · pith_short_12: WW7ERFWHQ5ST · pith_short_16: WW7ERFWHQ5STEWQ2 · pith_short_8: WW7ERFWH

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/WW7ERFWHQ5STEWQ2P3ZHON5YJF \
  | 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: b5be4896c78765325a1a7ef27737b8495f0997689bf1b64e46b1bd92e205f748

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b02e9aae206d446617a12bb64fbee717755ca572fe8ba81d447bb97a0b22146b",
    "cross_cats_sorted": [
      "math.AT",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-06-02T11:01:48Z",
    "title_canon_sha256": "036296685d15c5e77912e2ee3e919360610b10a7adfbef63b48a7d7eb3aec4da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00619",
    "kind": "arxiv",
    "version": 1
  }
}