Pith Number

pith:RNKDE6YK

pith:2002:RNKDE6YKITKP3ASW4UNYQP6V64

not attested not anchored not stored refs pending

The 21 cm Forest: Radio Absorption Spectra as Probes of Minihalos Before Reionization

Abraham Loeb (Harvard University), Steven Furlanetto

arxiv:astro-ph/0206308 v2 · 2002-06-18 · astro-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{RNKDE6YKITKP3ASW4UNYQP6V64}

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

Prospects for measuring neutrino mass with 21-cm forest

Receipt and verification

First computed	2026-07-04T16:30:14.119828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b54327b0a44d4fd8256e51b883fd5f711a737c83495d56da27992593c622afa

Aliases

arxiv: astro-ph/0206308 · arxiv_version: astro-ph/0206308v2 · doi: 10.48550/arxiv.astro-ph/0206308 · pith_short_12: RNKDE6YKITKP · pith_short_16: RNKDE6YKITKP3ASW · pith_short_8: RNKDE6YK

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/RNKDE6YKITKP3ASW4UNYQP6V64 \
  | 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: 8b54327b0a44d4fd8256e51b883fd5f711a737c83495d56da27992593c622afa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeaad7accabfecae66f70d2ac582ac07c69518907795d5e1d3c7c68c29ae4346",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-06-18T15:29:15Z",
    "title_canon_sha256": "69bf608225fbb11b0e576fbfc4a256fee38af89294411415993f441e90e36dcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0206308",
    "kind": "arxiv",
    "version": 2
  }
}