Pith Number

pith:7VN4YXHI

pith:2009:7VN4YXHI2GTCMGKC5O4XIQLJYZ

not attested not anchored not stored refs pending

The Cosmic Neutrino Background Anisotropy - Linear Theory

Jacob Brandbyge (University of Aarhus), Steen Hannestad

arxiv:0910.4578 v1 · 2009-10-26 · 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{7VN4YXHI2GTCMGKC5O4XIQLJYZ}

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.

Cited by

1 paper in Pith

Pathways and impediments towards a detection of the relic neutrino wind

Receipt and verification

First computed	2026-05-18T02:34:12.989403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd5bcc5ce8d1a6261942ebb9744169c6591b2d953c54404887ae07b2baa788b6

Aliases

arxiv: 0910.4578 · arxiv_version: 0910.4578v1 · doi: 10.48550/arxiv.0910.4578 · pith_short_12: 7VN4YXHI2GTC · pith_short_16: 7VN4YXHI2GTCMGKC · pith_short_8: 7VN4YXHI

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/7VN4YXHI2GTCMGKC5O4XIQLJYZ \
  | 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: fd5bcc5ce8d1a6261942ebb9744169c6591b2d953c54404887ae07b2baa788b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ae5e7e5dcefd0dbf73f0458dce59a70bc9d9b8bfdbe59c432c87854fb93fa73",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-26T09:46:00Z",
    "title_canon_sha256": "92dc406a4b68fa850515f46337bde79ffb4d60773fbf7390f8ccf946469224f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4578",
    "kind": "arxiv",
    "version": 1
  }
}