Pith Number

pith:C6Z6XYGJ

pith:2013:C6Z6XYGJMFHGZKMOXNZ2CIEX6A

not attested not anchored not stored refs pending

H3+ Spectroscopy and the Ionization Rate of Molecular Hydrogen in the Central Few Parsecs of the Galaxy

(2) Johns Hopkins University, (3) Gemini Observatory, (4) Subaru Telescope), M. Goto (1), Nick Indriolo (2), T. R. Geballe (3), T. Usuda (4) ((1) Universit\"ats-Sternwarte M\"unchen

arxiv:1305.3915 v1 · 2013-05-16 · 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{C6Z6XYGJMFHGZKMOXNZ2CIEX6A}

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	2026-05-18T01:49:49.561064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17b3ebe0c9614e6ca98ebb73a12097f018d1979d2ca847a9827ebec8a4d1c400

Aliases

arxiv: 1305.3915 · arxiv_version: 1305.3915v1 · doi: 10.48550/arxiv.1305.3915 · pith_short_12: C6Z6XYGJMFHG · pith_short_16: C6Z6XYGJMFHGZKMO · pith_short_8: C6Z6XYGJ

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/C6Z6XYGJMFHGZKMOXNZ2CIEX6A \
  | 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: 17b3ebe0c9614e6ca98ebb73a12097f018d1979d2ca847a9827ebec8a4d1c400

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6de883d58e27a9ec370268647716272000b75a4f96e9af766b5fa9097ab9941",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-05-16T20:00:01Z",
    "title_canon_sha256": "a2d18e9074d297cb5ec640ea35d5231cd4d6f9a229a3a788fe79f8b7eeb41f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3915",
    "kind": "arxiv",
    "version": 1
  }
}