Pith Number

pith:IVNUNOUT

pith:2014:IVNUNOUTFBMPQKQZRS6IFDRTII

not attested not anchored not stored refs pending

Constraining warm dark matter with 21 cm line fluctuations due to minihalos

Hiroyuki Tashiro, Toyokazu Sekiguchi

arxiv:1401.5563 v2 · 2014-01-22 · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IVNUNOUTFBMPQKQZRS6IFDRTII}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:45:48.563720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

455b46ba932858f82a198cbc828e33420656f72d017872f3f73d6e33ab764f90

Aliases

arxiv: 1401.5563 · arxiv_version: 1401.5563v2 · doi: 10.48550/arxiv.1401.5563 · pith_short_12: IVNUNOUTFBMP · pith_short_16: IVNUNOUTFBMPQKQZ · pith_short_8: IVNUNOUT

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/IVNUNOUTFBMPQKQZRS6IFDRTII \
  | 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: 455b46ba932858f82a198cbc828e33420656f72d017872f3f73d6e33ab764f90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ec35f9713d21f5da8576837db13edce4dcae08a3413e2c923bed4c11b8d9045",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-01-22T06:07:39Z",
    "title_canon_sha256": "a55d2838b00663d864efbe5400ea429767f2b4060ae68089e5d0fef6a4e70aef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5563",
    "kind": "arxiv",
    "version": 2
  }
}