Pith Number

pith:NEQYV4VJ

pith:2011:NEQYV4VJHNX5AOOUANRQHQX7O3

not attested not anchored not stored refs pending

Magnetic Flux Expulsion in Star Formation

(2) NAOJ, (3) Academia Sinica), Bo Zhao (1), Fumitaka Nakamura (2), Hsien Shang (3) ((1) University of Virginia, Ruben Krasnopolsky (3), Zhi-Yun Li (1)

arxiv:1105.5739 v1 · 2011-05-28 · 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{NEQYV4VJHNX5AOOUANRQHQX7O3}

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	2026-05-18T02:01:46.749073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69218af2a93b6fd039d4036303c2ff76ddf2af2df058e6bc39e9fcdbb3c91557

Aliases

arxiv: 1105.5739 · arxiv_version: 1105.5739v1 · doi: 10.48550/arxiv.1105.5739 · pith_short_12: NEQYV4VJHNX5 · pith_short_16: NEQYV4VJHNX5AOOU · pith_short_8: NEQYV4VJ

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/NEQYV4VJHNX5AOOUANRQHQX7O3 \
  | 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: 69218af2a93b6fd039d4036303c2ff76ddf2af2df058e6bc39e9fcdbb3c91557

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b00bec4abebdf8200fef4a9b67b1a306e5175c5739524cdaac2548858fc80197",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-05-28T21:11:05Z",
    "title_canon_sha256": "7edffbc3034a177fab622728afed7492d519aac9c3345c67595aefe19b4cf255"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5739",
    "kind": "arxiv",
    "version": 1
  }
}