Pith Number

pith:NCKHSH2L

pith:2022:NCKHSH2L4LATMRDST4IG5FSGMF

not attested not anchored not stored refs pending

The 21-cm signal from the Cosmic Dawn: metallicity dependence of high mass X-ray binaries

Andrea Pallottini, Andrei Mesinger, Antara Basu-Zych, Harman Deep Kaur, Tassos Fragos, YuXiang Qin

arxiv:2203.10851 v2 · 2022-03-21 · astro-ph.GA · 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{NCKHSH2L4LATMRDST4IG5FSGMF}

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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

Closing in on Pop-III Stars: Constraints and Predictions Across the Spectrum

Receipt and verification

First computed	2026-07-05T04:20:19.294176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6894791f4be2c13644729f106e9646615d5207f619167e365cbd5d40d2aa0209

Aliases

arxiv: 2203.10851 · arxiv_version: 2203.10851v2 · doi: 10.48550/arxiv.2203.10851 · pith_short_12: NCKHSH2L4LAT · pith_short_16: NCKHSH2L4LATMRDS · pith_short_8: NCKHSH2L

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/NCKHSH2L4LATMRDST4IG5FSGMF \
  | 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: 6894791f4be2c13644729f106e9646615d5207f619167e365cbd5d40d2aa0209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fd834b48f736d5cbc961a2dc719c75b09466e8895bdc2090619a371a9e36ddd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-03-21T10:19:21Z",
    "title_canon_sha256": "b9c8b9457cd3db618ca1b57adcae56192ff5844b1a367eaee54da2bab792b359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.10851",
    "kind": "arxiv",
    "version": 2
  }
}