Pith Number

pith:H3HX3DEA

pith:2006:H3HX3DEAJ646DZXPFAAVLXQ2XA

not attested not anchored not stored refs pending

Detection of CO+ in the nucleus of M82

A. Fuente, A. Usero, D. Teyssier, E. Roueff, J. Le Bourlot, J.R. Rizzo, M. Gerin, S. Garcia-Burillo

arxiv:astro-ph/0602509 v1 · 2006-02-23 · 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{H3HX3DEAJ646DZXPFAAVLXQ2XA}

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	2026-07-04T16:58:02.126207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ecf7d8c804fb9e1e6ef280155de1ab82de4b721bdfd3710889b0672d7c31366

Aliases

arxiv: astro-ph/0602509 · arxiv_version: astro-ph/0602509v1 · doi: 10.48550/arxiv.astro-ph/0602509 · pith_short_12: H3HX3DEAJ646 · pith_short_16: H3HX3DEAJ646DZXP · pith_short_8: H3HX3DEA

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/H3HX3DEAJ646DZXPFAAVLXQ2XA \
  | 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: 3ecf7d8c804fb9e1e6ef280155de1ab82de4b721bdfd3710889b0672d7c31366

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bac7d593cde570533cb8df067e3f3a74e56351251845d6b7cd02b0bb5770aba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-23T09:37:21Z",
    "title_canon_sha256": "8fe78ef569203ca9daae13354d9d60e3f813acfef4a2db29d2ce2f3cff0f30d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602509",
    "kind": "arxiv",
    "version": 1
  }
}