Pith Number

pith:ACAKYP6D

pith:2013:ACAKYP6DRQ657WMVUOYSUF2HFY

not attested not anchored not stored refs pending

The Formation of Population III Stars in Gas Accretion Stage: Effects of Magnetic Fields

Kentaro Doi, Masahiro N. Machida

arxiv:1308.2754 v1 · 2013-08-13 · 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{ACAKYP6DRQ657WMVUOYSUF2HFY}

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	2026-05-18T01:48:16.049032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0080ac3fc38c3ddfd995a3b12a17472e0a2d20bdeb866ce2bb09550adfa8d872

Aliases

arxiv: 1308.2754 · arxiv_version: 1308.2754v1 · doi: 10.48550/arxiv.1308.2754 · pith_short_12: ACAKYP6DRQ65 · pith_short_16: ACAKYP6DRQ657WMV · pith_short_8: ACAKYP6D

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/ACAKYP6DRQ657WMVUOYSUF2HFY \
  | 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: 0080ac3fc38c3ddfd995a3b12a17472e0a2d20bdeb866ce2bb09550adfa8d872

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06daf3523004af62d1830f2829e3c7ac879ba2ef948b827a2ab34ab1588b2bc8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-08-13T04:53:48Z",
    "title_canon_sha256": "1cfb86b63b581361d388acc436de4faef3ae04683c9ad2cfecd28668ab887af2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2754",
    "kind": "arxiv",
    "version": 1
  }
}