Pith Number

pith:RXEH66F2

pith:2009:RXEH66F2GJPWBSCYTIPVEKT6DE

not attested not anchored not stored refs pending

Formation of an O-Star Cluster by Hierarchical Accretion in G20.08-0.14 N

2, (2) CRyA-UNAM, 3), 3) ((1) CfA, (3) ASIAA, Eric Keto (1), Luis F. Rodr\'iguez (2), M\'exico, Paul T. P. Ho (1, Qizhou Zhang (1), Roberto Galv\'an-Madrid (1, Stan Kurtz (2), Taiwan), USA

arxiv:0910.2270 v2 · 2009-10-12 · 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{RXEH66F2GJPWBSCYTIPVEKT6DE}

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	2026-05-18T02:11:24.340760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dc87f78ba325f60c8589a1f522a7e1925d8566a54e159b3a18f977b994ed19f

Aliases

arxiv: 0910.2270 · arxiv_version: 0910.2270v2 · doi: 10.48550/arxiv.0910.2270 · pith_short_12: RXEH66F2GJPW · pith_short_16: RXEH66F2GJPWBSCY · pith_short_8: RXEH66F2

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/RXEH66F2GJPWBSCYTIPVEKT6DE \
  | 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: 8dc87f78ba325f60c8589a1f522a7e1925d8566a54e159b3a18f977b994ed19f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d2812db37cb7afc3b68c6a901c5bf2aa233b8dde9bb031ef66afa82fd504891",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-12T23:33:44Z",
    "title_canon_sha256": "4e5a09e45c8e4e9db61d91dff1e76678d058f9d17d58a366453abd896e7c06ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2270",
    "kind": "arxiv",
    "version": 2
  }
}