Pith Number

pith:L3IIWXM3

pith:1999:L3IIWXM3GGFHMWSFJ2OEHCHRNB

not attested not anchored not stored refs pending

Lensing Induced Cluster Signatures in Cosmic Microwave Background

Matias Zaldarriaga (IAS), Uros Seljak (Princeton Univ.)

arxiv:astro-ph/9907254 v1 · 1999-07-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L3IIWXM3GGFHMWSFJ2OEHCHRNB}

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	2026-07-04T16:11:26.630447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ed08b5d9b318a765a454e9c4388f1687f3ef6fdefc620a519fb7cdad9d3bc3d

Aliases

arxiv: astro-ph/9907254 · arxiv_version: astro-ph/9907254v1 · doi: 10.48550/arxiv.astro-ph/9907254 · pith_short_12: L3IIWXM3GGFH · pith_short_16: L3IIWXM3GGFHMWSF · pith_short_8: L3IIWXM3

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/L3IIWXM3GGFHMWSFJ2OEHCHRNB \
  | 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: 5ed08b5d9b318a765a454e9c4388f1687f3ef6fdefc620a519fb7cdad9d3bc3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d55430781ed45814b0ba1ed3def9f34e607f5d417727bbd48f6ee136dbd7a965",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-07-19T18:31:11Z",
    "title_canon_sha256": "dc848acdb71e17bd08113e7bfad92e30fd65442ae668b96916d3c61ccbb38ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9907254",
    "kind": "arxiv",
    "version": 1
  }
}