Pith Number

pith:WQGT37EB

pith:2009:WQGT37EBPY62C426BYIVMDMXTP

not attested not anchored not stored refs pending

Some norm relations of the Eisenstein classes of GSp(4)

Francesco Lemma

arxiv:0904.3281 v2 · 2009-04-21 · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQGT37EBPY62C426BYIVMDMXTP}

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	2026-05-18T02:51:48.843281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40d3dfc817e3da1735e0e11560d979be1d10770f0fda532e7efbae6ce30f6d4

Aliases

arxiv: 0904.3281 · arxiv_version: 0904.3281v2 · doi: 10.48550/arxiv.0904.3281 · pith_short_12: WQGT37EBPY62 · pith_short_16: WQGT37EBPY62C426 · pith_short_8: WQGT37EB

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/WQGT37EBPY62C426BYIVMDMXTP \
  | 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: b40d3dfc817e3da1735e0e11560d979be1d10770f0fda532e7efbae6ce30f6d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc69e192df874760ab2c99dfe783035f1ce566332c5111a46ef81f54182798f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2009-04-21T16:10:22Z",
    "title_canon_sha256": "4686df61403f2ea861a414b04f90617095f38a8f22ac2bbe8e190220c14e34bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3281",
    "kind": "arxiv",
    "version": 2
  }
}