Pith Number

pith:VSXBQWHO

pith:2014:VSXBQWHOVN64AMCEPEQL3WGIB7

not attested not anchored not stored refs pending

The formation of massive primordial stars in the presence of moderate UV backgrounds

D. R. G. Schleicher, M. A. Latif, M. Spaans, S. Bovino, T. Grassi

arxiv:1406.1465 v1 · 2014-06-05 · 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{VSXBQWHOVN64AMCEPEQL3WGIB7}

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	2026-05-18T01:43:01.780505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acae1858eeab7dc030447920bdd8c80ffc3cbed225de73cfa33c423ccfe1928d

Aliases

arxiv: 1406.1465 · arxiv_version: 1406.1465v1 · doi: 10.48550/arxiv.1406.1465 · pith_short_12: VSXBQWHOVN64 · pith_short_16: VSXBQWHOVN64AMCE · pith_short_8: VSXBQWHO

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/VSXBQWHOVN64AMCEPEQL3WGIB7 \
  | 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: acae1858eeab7dc030447920bdd8c80ffc3cbed225de73cfa33c423ccfe1928d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b80d4cc82f8a3be2fb77879bd200fbf2bc296cbc6071c05b2f0f29332873cd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-06-05T18:16:35Z",
    "title_canon_sha256": "63252e1c12f4a6dacfbb51b67b63e982627830b7b07a05e057c61bb00b166f28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.1465",
    "kind": "arxiv",
    "version": 1
  }
}