Pith Number

pith:J4EVLIBC

pith:2014:J4EVLIBCSD2RKGABJ3QO7EBIFZ

not attested not anchored not stored refs pending

The Earliest Stages of Star and Planet Formation: Core Collapse, and the Formation of Disks and Outflows

Ana\"elle Maury, Hsien Shang, Jes K. J{\o}rgensen, Ralph E. Pudritz, Robi Banerjee, Ruben Krasnopolsky, Zhi-Yun Li

arxiv:1401.2219 v1 · 2014-01-10 · 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{J4EVLIBCSD2RKGABJ3QO7EBIFZ}

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	2026-05-18T01:45:26.901930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f0955a02290f51518014ee0ef90282e784863e588f0511b68876f0262e94b34

Aliases

arxiv: 1401.2219 · arxiv_version: 1401.2219v1 · doi: 10.48550/arxiv.1401.2219 · pith_short_12: J4EVLIBCSD2R · pith_short_16: J4EVLIBCSD2RKGAB · pith_short_8: J4EVLIBC

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/J4EVLIBCSD2RKGABJ3QO7EBIFZ \
  | 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: 4f0955a02290f51518014ee0ef90282e784863e588f0511b68876f0262e94b34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42cab13de6e3a3259c0b3382914fc3810a7f683dc601a9631b4842c4020faabc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-10T02:51:17Z",
    "title_canon_sha256": "1a4b0478ee06a3ad1aa9daf3c0df80fc4cd4846b6b331c68c829b4a4f1d7c856"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2219",
    "kind": "arxiv",
    "version": 1
  }
}