Pith Number

pith:2FUXNTJC

pith:2003:2FUXNTJCUNDEUVS32WEFUOFSXA

not attested not anchored not stored refs pending

Measuring Statistical isotropy of the CMB anisotropy

Amir Hajian, Tarun Souradeep (IUCAA)

arxiv:astro-ph/0308001 v2 · 2003-07-31 · astro-ph · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FUXNTJCUNDEUVS32WEFUOFSXA}

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	2026-07-04T16:51:23.659020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d16976cd22a3464a565bd5885a38b2b80c1c24b198d4325f0e7e837a0a28ccdf

Aliases

arxiv: astro-ph/0308001 · arxiv_version: astro-ph/0308001v2 · doi: 10.48550/arxiv.astro-ph/0308001 · pith_short_12: 2FUXNTJCUNDE · pith_short_16: 2FUXNTJCUNDEUVS3 · pith_short_8: 2FUXNTJC

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/2FUXNTJCUNDEUVS32WEFUOFSXA \
  | 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: d16976cd22a3464a565bd5885a38b2b80c1c24b198d4325f0e7e837a0a28ccdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80001772187fba3dacf58175d822024313019d79096780e646dfa040ca343ad1",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-31T20:00:19Z",
    "title_canon_sha256": "5248fce8ccad9947bf049a3fb0e600337f6a48280e6a80729b20ef933ae38dee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0308001",
    "kind": "arxiv",
    "version": 2
  }
}