Pith Number

pith:EORYIOMP

pith:2009:EORYIOMPR3TE6FUUPPH5ZB4STS

not attested not anchored not stored refs pending

The Importance of Nebular Continuum and Line Emission in Observations of Young Massive Star Clusters

2) ((1) University of Virginia, (2) NRAO), Amy E. Reines (1), David G. Whelan (1), David L. Nidever (1), Kelsey E. Johnson (1

arxiv:0911.0447 v1 · 2009-11-02 · 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{EORYIOMPR3TE6FUUPPH5ZB4STS}

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	2026-05-18T02:34:12.112326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23a384398f8ee64f16947bcfdc87929cb654b114fc45f4a92ddae87157fa4841

Aliases

arxiv: 0911.0447 · arxiv_version: 0911.0447v1 · doi: 10.48550/arxiv.0911.0447 · pith_short_12: EORYIOMPR3TE · pith_short_16: EORYIOMPR3TE6FUU · pith_short_8: EORYIOMP

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/EORYIOMPR3TE6FUUPPH5ZB4STS \
  | 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: 23a384398f8ee64f16947bcfdc87929cb654b114fc45f4a92ddae87157fa4841

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bff20112327f4cc60f94ca6760c50033ce2a7adb1b71e7bc516f0ed4656913fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-11-02T21:51:36Z",
    "title_canon_sha256": "75b03dc4c22d9acc5791b893dbeeac481433c499aa4e7b342ffad67a08924251"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0447",
    "kind": "arxiv",
    "version": 1
  }
}