Pith Number

pith:O7GLUD6C

pith:2016:O7GLUD6CHHEX64OBKJHNAHJ6JM

not attested not anchored not stored refs pending

Generalized adjoint forms on algebraic varieties

Francesco Zucconi, Luca Rizzi

arxiv:1602.01243 v1 · 2016-02-03 · 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{O7GLUD6CHHEX64OBKJHNAHJ6JM}

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	2026-05-18T01:21:20.727326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ccba0fc239c97f71c1524ed01d3e4b22771c40dc280f03f0700769b6444088

Aliases

arxiv: 1602.01243 · arxiv_version: 1602.01243v1 · doi: 10.48550/arxiv.1602.01243 · pith_short_12: O7GLUD6CHHEX · pith_short_16: O7GLUD6CHHEX64OB · pith_short_8: O7GLUD6C

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/O7GLUD6CHHEX64OBKJHNAHJ6JM \
  | 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: 77ccba0fc239c97f71c1524ed01d3e4b22771c40dc280f03f0700769b6444088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e93d8de4cc2fca81b3ddccc05f9a1aba1896001317903f1ec75823ab66e18153",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-02-03T10:00:33Z",
    "title_canon_sha256": "1690c1df9d81322f92ee1ec9dd2fcf18fffdbb41ef0fa5b15fe5983a4cca8c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01243",
    "kind": "arxiv",
    "version": 1
  }
}