Pith Number

pith:QWAUPNJP

pith:2011:QWAUPNJPKF2B4QIA6UXBPD76XF

not attested not anchored not stored refs pending

On the tetracanonical map of varieties of general type and maximal Albanese dimension

Sofia Tirabassi

arxiv:1103.5236 v3 · 2011-03-27 · 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{QWAUPNJPKF2B4QIA6UXBPD76XF}

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	2026-05-18T04:07:29.251901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

858147b52f51741e4100f52e178ffeb97ad073faa62acf533cbda2bb640efa35

Aliases

arxiv: 1103.5236 · arxiv_version: 1103.5236v3 · doi: 10.48550/arxiv.1103.5236 · pith_short_12: QWAUPNJPKF2B · pith_short_16: QWAUPNJPKF2B4QIA · pith_short_8: QWAUPNJP

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/QWAUPNJPKF2B4QIA6UXBPD76XF \
  | 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: 858147b52f51741e4100f52e178ffeb97ad073faa62acf533cbda2bb640efa35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3f89aa7428569fda7bc5627601a7c57befd2a41dcca8d5ae1fbe59175d76122",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-03-27T17:29:53Z",
    "title_canon_sha256": "81d08757610f59137abcf38d557a729dde8474ff4a10ee9c0cf1b981f784f207"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5236",
    "kind": "arxiv",
    "version": 3
  }
}