Pith Number

pith:6QFRTTDR

pith:2021:6QFRTTDRAVIQ4QXWB2D6FDRXGA

not attested not anchored not stored refs pending

Radiation hydrodynamics simulations of massive star cluster formation in giant molecular clouds

Hajime Fukushima, Hidenobu Yajima

arxiv:2104.10892 v2 · 2021-04-22 · astro-ph.GA · 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{6QFRTTDRAVIQ4QXWB2D6FDRXGA}

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.

Cited by

2 papers in Pith

Blue-tilted Runnings and the JWST Early Galaxy Tension

Receipt and verification

First computed	2026-07-05T03:06:24.268715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f40b19cc7105510e42f60e87e28e37301d82af69694504f74ef54835cf7ac118

Aliases

arxiv: 2104.10892 · arxiv_version: 2104.10892v2 · doi: 10.48550/arxiv.2104.10892 · pith_short_12: 6QFRTTDRAVIQ · pith_short_16: 6QFRTTDRAVIQ4QXW · pith_short_8: 6QFRTTDR

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/6QFRTTDRAVIQ4QXWB2D6FDRXGA \
  | 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: f40b19cc7105510e42f60e87e28e37301d82af69694504f74ef54835cf7ac118

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c5fc0438dfd342b819451f763ea99e54c48cccf056f306c26067b7f0a3d1a60",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-22T06:50:45Z",
    "title_canon_sha256": "f914539501b2ae5e6a2a3a3ac17f0c6cab2b0e65114b5f43c4d8a89483fcfe5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10892",
    "kind": "arxiv",
    "version": 2
  }
}