Pith Number

pith:YII5NGFB

pith:2005:YII5NGFBNXMEG77BOY6T3YOPNW

not attested not anchored not stored refs pending

First astronomical detection of the CF+ ion

D. A. Neufeld (JHU), F. Schuller (MPIfR), H. Muller (Koln), J. H. Black (Onsala), K. M. Menten (MPIfR), M. G. Wolfire (U Md), P. Schilke (MPIfR), R. Gusten (MPIfR), S. Philipp (MPIfR), S. Thorwirth (MPIfR)

arxiv:astro-ph/0509634 v1 · 2005-09-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YII5NGFBNXMEG77BOY6T3YOPNW}

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	2026-05-18T01:07:30.546011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c211d698a16dd8437fe1763d3de1cf6d8fee78d451f72754f1ed7b23f3549d74

Aliases

arxiv: astro-ph/0509634 · arxiv_version: astro-ph/0509634v1 · doi: 10.48550/arxiv.astro-ph/0509634 · pith_short_12: YII5NGFBNXME · pith_short_16: YII5NGFBNXMEG77B · pith_short_8: YII5NGFB

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/YII5NGFBNXMEG77BOY6T3YOPNW \
  | 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: c211d698a16dd8437fe1763d3de1cf6d8fee78d451f72754f1ed7b23f3549d74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "084a539bd2846690f63ac0e533e31c9a5ac195c1396832a270b1e18e57383e0a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-21T15:11:22Z",
    "title_canon_sha256": "e44e2533ad390d7c81bb055d2b91358cb9912c7238fe614f2ac3e6a3baaba759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509634",
    "kind": "arxiv",
    "version": 1
  }
}