Pith Number

pith:K3Y2BGZR

pith:2018:K3Y2BGZRSREO76WHQBMQUWVFJX

not attested not anchored not stored refs pending

Holonomic and perverse logarithmic D-modules

Clemens Koppensteiner, Mattia Talpo

arxiv:1802.00732 v3 · 2018-02-02 · 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{K3Y2BGZRSREO76WHQBMQUWVFJX}

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	2026-05-17T23:50:34.235300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56f1a09b319448effac780590a5aa54de0be691a99b678c99e710667a05a78ff

Aliases

arxiv: 1802.00732 · arxiv_version: 1802.00732v3 · doi: 10.48550/arxiv.1802.00732 · pith_short_12: K3Y2BGZRSREO · pith_short_16: K3Y2BGZRSREO76WH · pith_short_8: K3Y2BGZR

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/K3Y2BGZRSREO76WHQBMQUWVFJX \
  | 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: 56f1a09b319448effac780590a5aa54de0be691a99b678c99e710667a05a78ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e56cc0b49cbca4b387f86e9aa604063fca7d00af63d78fe6da0cdd1b7efbe949",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-02-02T15:33:44Z",
    "title_canon_sha256": "172c95b28c1129215f92715d4101c002dccff193fe30189f617dabeddd67636e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00732",
    "kind": "arxiv",
    "version": 3
  }
}