Pith Number

pith:OY622QKY

pith:2020:OY622QKYCYTQF6VTRZYWNJ55ZB

not attested not anchored not stored refs pending

New cosmological bounds on hot relics: Axions $\&$ Neutrinos

Alessandro Melchiorri, Eleonora Di Valentino, Olga Mena, William Giar\`e

arxiv:2011.14704 v2 · 2020-11-30 · astro-ph.CO · 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{OY622QKYCYTQF6VTRZYWNJ55ZB}

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	2026-07-05T02:43:31.108225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

763dad4158162702fab38e7166a7bdc85dc736edc36ad2fe11b6fc6d75ed2aa7

Aliases

arxiv: 2011.14704 · arxiv_version: 2011.14704v2 · doi: 10.48550/arxiv.2011.14704 · pith_short_12: OY622QKYCYTQ · pith_short_16: OY622QKYCYTQF6VT · pith_short_8: OY622QKY

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/OY622QKYCYTQF6VTRZYWNJ55ZB \
  | 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: 763dad4158162702fab38e7166a7bdc85dc736edc36ad2fe11b6fc6d75ed2aa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "251619d3840388d2f95c997d0f52e708e81282d8fa1a9f245e27d7fcaf467690",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-11-30T11:33:31Z",
    "title_canon_sha256": "683d0feb3dc5b78c61be2fbbc7d9e62294f9e4324474511c47b44615ce4cae36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.14704",
    "kind": "arxiv",
    "version": 2
  }
}