Pith Number

pith:WAQG4D27

pith:2014:WAQG4D27BDMZ6S3T76OT6WX3WU

not attested not anchored not stored refs pending

The First Stars: formation under X-ray feedback

Anthony Oliveri, Athena Stacy, Jacob A. Hummel, Myoungwon Jeon, Volker Bromm

arxiv:1407.1847 v2 · 2014-07-07 · 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{WAQG4D27BDMZ6S3T76OT6WX3WU}

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	2026-05-18T01:31:46.566199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0206e0f5f08d99f4b73ff9d3f5afbb539901b5c37b63eff239ecb3f960c5bd1

Aliases

arxiv: 1407.1847 · arxiv_version: 1407.1847v2 · doi: 10.48550/arxiv.1407.1847 · pith_short_12: WAQG4D27BDMZ · pith_short_16: WAQG4D27BDMZ6S3T · pith_short_8: WAQG4D27

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/WAQG4D27BDMZ6S3T76OT6WX3WU \
  | 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: b0206e0f5f08d99f4b73ff9d3f5afbb539901b5c37b63eff239ecb3f960c5bd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88dd11a86c8c8d946ae753d5198d3e217e441d0dfef981499be3908c6d79186a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-07T20:00:14Z",
    "title_canon_sha256": "09a2ebb4031a19175972cad480b93afc551da0331647c3d84032148093aca1f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1847",
    "kind": "arxiv",
    "version": 2
  }
}