Pith Number

pith:QQOPUBOI

pith:2011:QQOPUBOI5A6S2GJ6JFCV3TO2SS

not attested not anchored not stored refs pending

Massive star formation in the GMC G345.5+1.0: Spatial distribution of the dust emission

(2) European Southern Observatory), C. L\'opez (1), G. Garay (1) ((1) Departamento de Astronom\'ia, J. May (1), L.-\AA. Nyman (2), L. Bronfman (1), Universidad de Chile

arxiv:1110.6503 v1 · 2011-10-29 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQOPUBOI5A6S2GJ6JFCV3TO2SS}

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	2026-05-18T04:09:55.490874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

841cfa05c8e83d2d193e49455dcdda94a1f77f3a6056664159d4e53b1ff0a58d

Aliases

arxiv: 1110.6503 · arxiv_version: 1110.6503v1 · doi: 10.48550/arxiv.1110.6503 · pith_short_12: QQOPUBOI5A6S · pith_short_16: QQOPUBOI5A6S2GJ6 · pith_short_8: QQOPUBOI

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/QQOPUBOI5A6S2GJ6JFCV3TO2SS \
  | 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: 841cfa05c8e83d2d193e49455dcdda94a1f77f3a6056664159d4e53b1ff0a58d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8bef6e30cd3aa590a4dc0f82c86c70241af916f34b179fdf2e8ff53af1e12f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-29T05:55:05Z",
    "title_canon_sha256": "ac55fa70cae5e028ee3cfd1cbbe4d2594fd430bf081fef0ab80994060d499272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6503",
    "kind": "arxiv",
    "version": 1
  }
}