Pith Number

pith:QU3AOPON

pith:2010:QU3AOPONLODJ6EON2D4FOAIFRE

not attested not anchored not stored refs pending

Collisional formation of very massive stars in dense clusters

Cathie J. Clarke, Nickolas Moeckel

arxiv:1009.0283 v2 · 2010-09-01 · 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{QU3AOPONLODJ6EON2D4FOAIFRE}

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	2026-05-18T02:05:38.288253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8536073dcd5b869f11cdd0f85701058933ce99dc81b61d2f5671830303b04468

Aliases

arxiv: 1009.0283 · arxiv_version: 1009.0283v2 · doi: 10.48550/arxiv.1009.0283 · pith_short_12: QU3AOPONLODJ · pith_short_16: QU3AOPONLODJ6EON · pith_short_8: QU3AOPON

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/QU3AOPONLODJ6EON2D4FOAIFRE \
  | 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: 8536073dcd5b869f11cdd0f85701058933ce99dc81b61d2f5671830303b04468

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "221a76b480a5974ba38713a7d02cae252ba450e30b872540d14c1d574262883a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-01T21:27:23Z",
    "title_canon_sha256": "fc2d1818afd8a3cce151534afe52b2f61132b619e5d3ce474e92b47d256e3b3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0283",
    "kind": "arxiv",
    "version": 2
  }
}