Pith Number

pith:5CVUVJZA

pith:2014:5CVUVJZAUFIS57Y7ZD5PAGVJPV

not attested not anchored not stored refs pending

Blue Gravity Waves from BICEP2 ?

Alessandro Melchiorri, Andrea Marchini, Eleonora Di Valentino, Laura Salvati, Luca Pagano, Martina Gerbino

arxiv:1403.5732 v1 · 2014-03-23 · astro-ph.CO · gr-qc · hep-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{5CVUVJZAUFIS57Y7ZD5PAGVJPV}

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	2026-05-18T02:45:49.470616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8ab4aa720a1512eff1fc8faf01aa97d662dc61572c6592fa0243340975efa4a

Aliases

arxiv: 1403.5732 · arxiv_version: 1403.5732v1 · doi: 10.48550/arxiv.1403.5732 · pith_short_12: 5CVUVJZAUFIS · pith_short_16: 5CVUVJZAUFIS57Y7 · pith_short_8: 5CVUVJZA

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/5CVUVJZAUFIS57Y7ZD5PAGVJPV \
  | 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: e8ab4aa720a1512eff1fc8faf01aa97d662dc61572c6592fa0243340975efa4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "406d1edad0287dc99cda326c3fded89a40eefaba5128d4992aba2d359a262507",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-03-23T09:42:15Z",
    "title_canon_sha256": "f9a51f74eeb0a107c1012862cd144e0b1398e517ecbdef78123c49461e40d305"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5732",
    "kind": "arxiv",
    "version": 1
  }
}