Pith Number

pith:6BJC3BIP

pith:2010:6BJC3BIPFA32B5LEG3TAOSUPTM

not attested not anchored not stored refs pending

Eigenvalues of collapsing domains and drift Laplacians

Julie Rowlett, Zhiqin Lu

arxiv:1003.0191 v4 · 2010-02-28 · math.SP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6BJC3BIPFA32B5LEG3TAOSUPTM}

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	2026-05-18T03:37:53.516075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0522d850f2837a0f56436e6074a8f9b0fb0332cb2d1ac88f5045330c1ed49bc

Aliases

arxiv: 1003.0191 · arxiv_version: 1003.0191v4 · doi: 10.48550/arxiv.1003.0191 · pith_short_12: 6BJC3BIPFA32 · pith_short_16: 6BJC3BIPFA32B5LE · pith_short_8: 6BJC3BIP

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/6BJC3BIPFA32B5LEG3TAOSUPTM \
  | 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: f0522d850f2837a0f56436e6074a8f9b0fb0332cb2d1ac88f5045330c1ed49bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e135134ddd28f6fc8f51614e61fc03453fa00810e42d014ccb9b404c4e0dc41",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2010-02-28T16:45:39Z",
    "title_canon_sha256": "f31d17472bf6b37846de5e4676ac8436132b314a996a798fcb3497847b8a7828"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0191",
    "kind": "arxiv",
    "version": 4
  }
}