Pith Number

pith:R5U3E7HT

pith:2013:R5U3E7HT3JWKG7KP6JMDCXSQND

not attested not anchored not stored refs pending

WMAP 9-year CMB estimation using sparsity

A. Rassat, F. Sureau, J. Bobin, J. -L. Starck, P. Paykari, S. Basak

arxiv:1303.4881 v1 · 2013-03-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5U3E7HT3JWKG7KP6JMDCXSQND}

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	2026-05-18T01:51:00.409968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f69b27cf3da6ca37d4ff258315e5068f38bdf2f09abc0dd5b9547caff3d505c

Aliases

arxiv: 1303.4881 · arxiv_version: 1303.4881v1 · doi: 10.48550/arxiv.1303.4881 · pith_short_12: R5U3E7HT3JWK · pith_short_16: R5U3E7HT3JWKG7KP · pith_short_8: R5U3E7HT

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/R5U3E7HT3JWKG7KP6JMDCXSQND \
  | 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: 8f69b27cf3da6ca37d4ff258315e5068f38bdf2f09abc0dd5b9547caff3d505c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05e867faa1da94ad45e07573116f5a183a47e72c5f6ee8514c3a1fe1dfd665a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-20T09:34:56Z",
    "title_canon_sha256": "57c580d643f74d45762ba78ff7a08497735c15494ae2a685ae96fbb1c554b312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4881",
    "kind": "arxiv",
    "version": 1
  }
}