Pith Number

pith:H66NQBYL

pith:2011:H66NQBYLQB3FQMTEN6PMQP25NV

not attested not anchored not stored refs pending

Sagittarius B2 Main: A Cluster of Ultra-Compact HII Regions and Massive Protostellar Cores

Jun-Hui Zhao, M. C. H. Wright

arxiv:1108.0916 v1 · 2011-08-03 · 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{H66NQBYLQB3FQMTEN6PMQP25NV}

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	2026-05-18T02:01:03.366267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fbcd8070b80765832646f9ec83f5d6d5229dc90be28618d672d39eceec282c8

Aliases

arxiv: 1108.0916 · arxiv_version: 1108.0916v1 · doi: 10.48550/arxiv.1108.0916 · pith_short_12: H66NQBYLQB3F · pith_short_16: H66NQBYLQB3FQMTE · pith_short_8: H66NQBYL

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/H66NQBYLQB3FQMTEN6PMQP25NV \
  | 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: 3fbcd8070b80765832646f9ec83f5d6d5229dc90be28618d672d39eceec282c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e00e4105aa977f840c10392adcdf106e520bfde86472732092bb61dcc4e50196",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-03T19:15:08Z",
    "title_canon_sha256": "400da830692a5439361d0c014589ac110fb4ccf4fb8bb5a904bdcaa724f290e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0916",
    "kind": "arxiv",
    "version": 1
  }
}