Pith Number

pith:TUO5IEVS

pith:2022:TUO5IEVSYMYOJGW7FZFMU6JSLU

not attested not anchored not stored refs pending

Impact of the Primordial Stellar Initial Mass Function on the 21-cm Signal

A. Fialkov, E. de Lera Acedo, G. M. Mirouh, M. Magg, N. S. Sartorio, R. Barkana, R. G. Izzard, T. Gessey-Jones, W. J. Handley

arxiv:2202.02099 v3 · 2022-02-04 · astro-ph.CO · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TUO5IEVSYMYOJGW7FZFMU6JSLU}

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.

Receipt and verification

First computed	2026-07-05T04:54:18.309957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d1dd412b2c330e49adf2e4aca79325d128eb92dda2041362a2b8f58a7c1559c

Aliases

arxiv: 2202.02099 · arxiv_version: 2202.02099v3 · doi: 10.48550/arxiv.2202.02099 · pith_short_12: TUO5IEVSYMYO · pith_short_16: TUO5IEVSYMYOJGW7 · pith_short_8: TUO5IEVS

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/TUO5IEVSYMYOJGW7FZFMU6JSLU \
  | 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: 9d1dd412b2c330e49adf2e4aca79325d128eb92dda2041362a2b8f58a7c1559c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "504d5ed8c55dad98ffa5a075b1e49ff1c367d34772b4164e672aae1171e26e19",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-02-04T12:17:01Z",
    "title_canon_sha256": "8b80afd79128e8d98c38c2b38308e7e08f3eebea20e5d6dce92a4eaaca0b5b70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02099",
    "kind": "arxiv",
    "version": 3
  }
}