Pith Number

pith:XQAUZR7V

pith:2012:XQAUZR7V3GMEBKO3N7ENZDTLYG

not attested not anchored not stored refs pending

H2D+ in the high mass star-forming Region Cygnus-X

Darek Lis (Caltech), Jens Kauffmann (JPL), Mark Thompson (Hertfordshire), Paola Caselli (Leeds), Qizhou Zhang (CfA), Thushara Pillai (Caltech)

arxiv:1204.0784 v1 · 2012-04-03 · 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{XQAUZR7V3GMEBKO3N7ENZDTLYG}

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	2026-05-18T01:57:57.503995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc014cc7f5d99840a9db6fc8dc8e6bc184f1742cedbb892064f0877d966381f3

Aliases

arxiv: 1204.0784 · arxiv_version: 1204.0784v1 · doi: 10.48550/arxiv.1204.0784 · pith_short_12: XQAUZR7V3GME · pith_short_16: XQAUZR7V3GMEBKO3 · pith_short_8: XQAUZR7V

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/XQAUZR7V3GMEBKO3N7ENZDTLYG \
  | 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: bc014cc7f5d99840a9db6fc8dc8e6bc184f1742cedbb892064f0877d966381f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3391a90c790e3239fde72d60fd5ea4fde969e0509fe56849a15446c522390bcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-03T20:00:00Z",
    "title_canon_sha256": "83a89b41e4dfd86e5c22cac49d74fb2a2f9097af185a8ff751a9a0b6ebac9bdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0784",
    "kind": "arxiv",
    "version": 1
  }
}