Pith Number

pith:P6PS42SX

pith:2015:P6PS42SXZNNZKBZAWMKWA2K42Q

not attested not anchored not stored refs pending

Wall divisors and algebraically coisotropic subvarieties of irreducible holomorphic symplectic manifolds

Andreas Leopold Knutsen, Giovanni Mongardi, Margherita Lelli-Chiesa

arxiv:1507.06891 v1 · 2015-07-24 · 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{P6PS42SXZNNZKBZAWMKWA2K42Q}

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	2026-05-18T01:36:21.735012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f9f2e6a57cb5b950720b31560695cd43033c256b574f3c69bd3a0aec9549377

Aliases

arxiv: 1507.06891 · arxiv_version: 1507.06891v1 · doi: 10.48550/arxiv.1507.06891 · pith_short_12: P6PS42SXZNNZ · pith_short_16: P6PS42SXZNNZKBZA · pith_short_8: P6PS42SX

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/P6PS42SXZNNZKBZAWMKWA2K42Q \
  | 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: 7f9f2e6a57cb5b950720b31560695cd43033c256b574f3c69bd3a0aec9549377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8e7129dddc1c6018a3734f35349874fc87285e5ad5926ac5255e5e4bfd0be4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-07-24T15:35:45Z",
    "title_canon_sha256": "ff309a5b6065eda995096b2ae01509a358035764c357030b0c2e114072fb7e11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06891",
    "kind": "arxiv",
    "version": 1
  }
}