Pith Number

pith:4KDTNW3S

pith:2007:4KDTNW3SBJ7B3XVQ5KEDKBIDE5

not attested not anchored not stored refs pending

Cosmological implications of the KATRIN experiment

Jostein R. Kristiansen, Oystein Elgaroy

arxiv:0709.4152 v2 · 2007-09-26 · astro-ph · 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{4KDTNW3SBJ7B3XVQ5KEDKBIDE5}

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	2026-05-18T04:34:00.848021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e28736db720a7e1ddeb0ea88350503274d8565e04a2faee45771319fdc05c307

Aliases

arxiv: 0709.4152 · arxiv_version: 0709.4152v2 · doi: 10.48550/arxiv.0709.4152 · pith_short_12: 4KDTNW3SBJ7B · pith_short_16: 4KDTNW3SBJ7B3XVQ · pith_short_8: 4KDTNW3S

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/4KDTNW3SBJ7B3XVQ5KEDKBIDE5 \
  | 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: e28736db720a7e1ddeb0ea88350503274d8565e04a2faee45771319fdc05c307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e75c22d04cbb5fd3b1d1d274bd73a95f1fe868ef4bfeb87ab5c460e2f18483c",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-26T12:56:50Z",
    "title_canon_sha256": "e221691985e54f87dd683ffa2eb079936da81e5ddd735e66cbcd44381e8cda54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.4152",
    "kind": "arxiv",
    "version": 2
  }
}