Pith Number

pith:RCXNAX2J

pith:2010:RCXNAX2JIC4Q4YRCNB7H4NIEVD

not attested not anchored not stored refs pending

Signatures of the neutrino thermal history in the spectrum of primordial gravitational waves

Giovanni Montani, Massimiliano Lattanzi, Riccardo Benini

arxiv:1009.6110 v2 · 2010-09-30 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RCXNAX2JIC4Q4YRCNB7H4NIEVD}

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	2026-05-18T04:24:36.225457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88aed05f4940b90e6222687e7e3504a8ca15bab01d826f63b31ab8a6e1264f6b

Aliases

arxiv: 1009.6110 · arxiv_version: 1009.6110v2 · doi: 10.48550/arxiv.1009.6110 · pith_short_12: RCXNAX2JIC4Q · pith_short_16: RCXNAX2JIC4Q4YRC · pith_short_8: RCXNAX2J

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/RCXNAX2JIC4Q4YRCNB7H4NIEVD \
  | 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: 88aed05f4940b90e6222687e7e3504a8ca15bab01d826f63b31ab8a6e1264f6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d74ad8219c0c9197601781c9b217061b3bdd997b230ea1006cb13dc1051d82fa",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-09-30T12:07:59Z",
    "title_canon_sha256": "047278d8684b75a56d2b3aed47aace1784d42c36d3d1e16149c7dd334d2343e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.6110",
    "kind": "arxiv",
    "version": 2
  }
}