Pith Number

pith:NQ2T6KCM

pith:2016:NQ2T6KCMT2BGLBN74G2PQEJVXB

not attested not anchored not stored refs pending

Charting the Parameter Space of the Global 21-cm Signal

Anastasia Fialkov, Aviad Cohen, Matan Lotem, Rennan Barkana

arxiv:1609.02312 v3 · 2016-09-08 · 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{NQ2T6KCMT2BGLBN74G2PQEJVXB}

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

STARFIRE-2: Can we detect the global redshifted 21-cm signal from the cosmic dawn in Earth orbit?

Receipt and verification

First computed	2026-05-18T00:37:48.297566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c353f284c9e826585bfe1b4f81135b8557633ef57545e4e00e4cf491ef949e1

Aliases

arxiv: 1609.02312 · arxiv_version: 1609.02312v3 · doi: 10.48550/arxiv.1609.02312 · pith_short_12: NQ2T6KCMT2BG · pith_short_16: NQ2T6KCMT2BGLBN7 · pith_short_8: NQ2T6KCM

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/NQ2T6KCMT2BGLBN74G2PQEJVXB \
  | 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: 6c353f284c9e826585bfe1b4f81135b8557633ef57545e4e00e4cf491ef949e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "207558653a3b8995e9bc6e8b3265c148d43853690508d4fb4da4fa768099a983",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-09-08T08:03:17Z",
    "title_canon_sha256": "dbb7922177e13edcb53b03d3a438b1a9ecfdd5f5b2b9184bd6cf9e64b2fcc740"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02312",
    "kind": "arxiv",
    "version": 3
  }
}