Pith Number

pith:VKMCKWIX

pith:2010:VKMCKWIXNGX3OFU4FDPEOLOFKQ

not attested not anchored not stored refs pending

"Starless" Super-Jeans Cores in Four Gould Belt Clouds

Doug Johnstone, James Di Francesco, Sarah I. Sadavoy

arxiv:1006.1924 v1 · 2010-06-09 · 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{VKMCKWIXNGX3OFU4FDPEOLOFKQ}

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	2026-05-18T02:06:55.353672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa9825591769afb7169c28de472dc5542f1e709dede85a1422710b7e99fbf75c

Aliases

arxiv: 1006.1924 · arxiv_version: 1006.1924v1 · doi: 10.48550/arxiv.1006.1924 · pith_short_12: VKMCKWIXNGX3 · pith_short_16: VKMCKWIXNGX3OFU4 · pith_short_8: VKMCKWIX

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/VKMCKWIXNGX3OFU4FDPEOLOFKQ \
  | 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: aa9825591769afb7169c28de472dc5542f1e709dede85a1422710b7e99fbf75c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36075dffbc5d03041aabada9f38913334f7fbd6c0475b4b0b5e871805b3ed8ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-06-09T23:02:07Z",
    "title_canon_sha256": "0b7423d4a4b4c22a9309f1eef10e4a39b67ee15a1df9025fb8fe5300414293ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1924",
    "kind": "arxiv",
    "version": 1
  }
}