Pith Number

pith:3MZIQAR3

pith:2003:3MZIQAR3ZZLUA2JAEHYH25IIOZ

not attested not anchored not stored refs pending

On Dwork cohomology and algebraic D-modules

Andrea D'Agnolo, Francesco Baldassarri

arxiv:math/0304445 v2 · 2003-04-28 · 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{3MZIQAR3ZZLUA2JAEHYH25IIOZ}

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	2026-05-18T02:16:11.603294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db3288023bce5740692021f07d7508766a78bc23d0bdccddcbdef3e79c048430

Aliases

arxiv: math/0304445 · arxiv_version: math/0304445v2 · doi: 10.48550/arxiv.math/0304445 · pith_short_12: 3MZIQAR3ZZLU · pith_short_16: 3MZIQAR3ZZLUA2JA · pith_short_8: 3MZIQAR3

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/3MZIQAR3ZZLUA2JAEHYH25IIOZ \
  | 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: db3288023bce5740692021f07d7508766a78bc23d0bdccddcbdef3e79c048430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "744550d48af16bfaf6d86715db650f2df70d217594aaf1a4af715e49af508f05",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2003-04-28T16:19:42Z",
    "title_canon_sha256": "1551fd5b16cc3fc324fd03298cb60b7f40f6ca36ca3d0d280842fc016d616afe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0304445",
    "kind": "arxiv",
    "version": 2
  }
}