Pith Number

pith:NQ2QHGK4

pith:2010:NQ2QHGK4WIKOVDLM2UNF6ZQRJD

not attested not anchored not stored refs pending

Tracing early evolutionary stages of high-mass star formation with molecular lines

F.F.S. van der Tak, F. Herpin, M.G. Marseille, T. Jacq

arxiv:1006.3236 v2 · 2010-06-16 · 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{NQ2QHGK4WIKOVDLM2UNF6ZQRJD}

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	2026-05-18T02:06:45.485777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c3503995cb214ea8d6cd51a5f661148d4f28c6b72d8e6b25d6e846359ea37d5

Aliases

arxiv: 1006.3236 · arxiv_version: 1006.3236v2 · doi: 10.48550/arxiv.1006.3236 · pith_short_12: NQ2QHGK4WIKO · pith_short_16: NQ2QHGK4WIKOVDLM · pith_short_8: NQ2QHGK4

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/NQ2QHGK4WIKOVDLM2UNF6ZQRJD \
  | 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: 6c3503995cb214ea8d6cd51a5f661148d4f28c6b72d8e6b25d6e846359ea37d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0e9bc66508a1e9c91889a62419038d8385972af02f148d617f35d0af87beda5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-06-16T14:33:38Z",
    "title_canon_sha256": "40ac13eada3bc9076d723807411781a0756cd7ef5eac23afe2296dae5b70308b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.3236",
    "kind": "arxiv",
    "version": 2
  }
}