Pith Number

pith:WKQIZVI5

pith:2014:WKQIZVI56L2BYIMGCBIDLWGTCB

not attested not anchored not stored refs pending

The observable signature of late heating of the Universe during cosmic reionization

2), (2) Ecole Normale Superieure, (3) Columbia University, 4) ((1) Tel Aviv University, (4) Harvard University), Anastasia Fialkov (1, Eli Visbal (3, Paris, Rennan Barkana (1)

arxiv:1402.0940 v1 · 2014-02-05 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKQIZVI56L2BYIMGCBIDLWGTCB}

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

Primordial Magnetic Fields at Cosmic Dawn: 21-cm Forecasts with HERA and SKA

Receipt and verification

First computed	2026-05-18T01:44:47.652586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2a08cd51df2f41c2186105035d8d3106cff29fa36354149a3cf8221a13b3f57

Aliases

arxiv: 1402.0940 · arxiv_version: 1402.0940v1 · doi: 10.48550/arxiv.1402.0940 · pith_short_12: WKQIZVI56L2B · pith_short_16: WKQIZVI56L2BYIMG · pith_short_8: WKQIZVI5

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/WKQIZVI56L2BYIMGCBIDLWGTCB \
  | 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: b2a08cd51df2f41c2186105035d8d3106cff29fa36354149a3cf8221a13b3f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58f7650461608f195656268284ca30580697a49e2534277a6556c7db400782ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-02-05T05:49:58Z",
    "title_canon_sha256": "9bba82227d185d5f4904b17075cfa74df056428fb1702dafbec2c5120b3232cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0940",
    "kind": "arxiv",
    "version": 1
  }
}