Pith Number

pith:SO7QJQ2Q

pith:2012:SO7QJQ2QVGSL5CLLHCWZCXZSYR

not attested not anchored not stored refs pending

The Galactic Census of High- and Medium-mass Protostars. II. Luminosities and Evolutionary States of a Complete Sample of Dense Gas Clumps

2), (2) Dept. of Physics, Bo Ma (1), Jonathan C. Tan (1, Peter J. Barnes (1) ((1) Dept. of Astronomy, University of Florida, University of Florida)

arxiv:1211.6492 v2 · 2012-11-28 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SO7QJQ2QVGSL5CLLHCWZCXZSYR}

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	2026-05-18T01:52:54.061702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93bf04c350a9a4be896b38ad915f32c44570815017e02321e5e38784fb6134ed

Aliases

arxiv: 1211.6492 · arxiv_version: 1211.6492v2 · doi: 10.48550/arxiv.1211.6492 · pith_short_12: SO7QJQ2QVGSL · pith_short_16: SO7QJQ2QVGSL5CLL · pith_short_8: SO7QJQ2Q

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/SO7QJQ2QVGSL5CLLHCWZCXZSYR \
  | 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: 93bf04c350a9a4be896b38ad915f32c44570815017e02321e5e38784fb6134ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20b4843247a67eb61cdd76ddad71aac9736b44c7708f4578d25006be05ff402b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-28T00:56:36Z",
    "title_canon_sha256": "61832f8dc5be1c4d9ee899bef1e91dcc086bb2a3f741666c8ae846aeccbb9ffd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6492",
    "kind": "arxiv",
    "version": 2
  }
}