Pith Number

pith:JZPYODEV

pith:2014:JZPYODEV7LBHZVP7ZVVQICL3ZT

not attested not anchored not stored refs pending

The Mass Spectrum of the First Stars

Hajime Susa, Kenji Hasegawa, Nozomu Tominaga

arxiv:1407.1374 v1 · 2014-07-05 · astro-ph.GA · astro-ph.CO · 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{JZPYODEV7LBHZVP7ZVVQICL3ZT}

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

Ultraviolet diversity of Little Red Dots as a probe for direct-collapse black hole ages

Receipt and verification

First computed	2026-05-18T01:42:41.760196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e5f870c95fac27cd5ffcd6b04097bccec12861f593fc75ba53cf3e12b4bf4c5

Aliases

arxiv: 1407.1374 · arxiv_version: 1407.1374v1 · doi: 10.48550/arxiv.1407.1374 · pith_short_12: JZPYODEV7LBH · pith_short_16: JZPYODEV7LBHZVP7 · pith_short_8: JZPYODEV

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/JZPYODEV7LBHZVP7ZVVQICL3ZT \
  | 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: 4e5f870c95fac27cd5ffcd6b04097bccec12861f593fc75ba53cf3e12b4bf4c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8222790c3a3db0d67d1844adfe769114bdaa939747e889dde8bf789f4c7f1e71",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-05T08:34:05Z",
    "title_canon_sha256": "1b5e5e028681f8ab78aaa43160dc3437f7808ffaa01e010853211d934217b53b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1374",
    "kind": "arxiv",
    "version": 1
  }
}