Pith Number

pith:3EPHK3GX

pith:2004:3EPHK3GX3KQ4VB3KAT2OMIZXKI

not attested not anchored not stored refs pending

Multigraded regularity: syzygies and fat points

Adam Van Tuyl, Jessica Sidman

arxiv:math/0405247 v3 · 2004-05-13 · math.AC · 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{3EPHK3GX3KQ4VB3KAT2OMIZXKI}

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	2026-05-18T04:03:56.081763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d91e756cd7daa1ca876a04f4e62337520023e01e926169da277274cd545894bd

Aliases

arxiv: math/0405247 · arxiv_version: math/0405247v3 · doi: 10.48550/arxiv.math/0405247 · pith_short_12: 3EPHK3GX3KQ4 · pith_short_16: 3EPHK3GX3KQ4VB3K · pith_short_8: 3EPHK3GX

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/3EPHK3GX3KQ4VB3KAT2OMIZXKI \
  | 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: d91e756cd7daa1ca876a04f4e62337520023e01e926169da277274cd545894bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4960ddf00438ffdb309616246455a48dbcc396ce9190f79be1b04f1afa10dcdc",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.AC",
    "submitted_at": "2004-05-13T17:11:02Z",
    "title_canon_sha256": "320a52fe5657c916ac2b883581c9e9be214d469dec97abc0009140ecd90d70aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0405247",
    "kind": "arxiv",
    "version": 3
  }
}