Pith Number

pith:MHCU2V4H

pith:2014:MHCU2V4HYVZJSDHXZP7FDJWXSS

not attested not anchored not stored refs pending

Herschel Survey of Galactic OH+, H2O+, and H3O+: Probing the Molecular Hydrogen Fraction and Cosmic-Ray Ionization Rate

A. O. Benz, B. Godard, B. Winkel, C. M. Persson, D. A. Neufeld, D. C. Lis, E. Falgarone, E. F. van Dishoeck, E. T. Chambers, F. F. S. van der Tak, F. Wyrowski, H. Gupta, John H. Black, J. R. Goicoechea, K. M. Menten, Mark G. Wolfire, M. Gerin, Nick Indriolo, P. Schilke, P. Sonnentrucker, S. Bruderer, V. Ossenkopf

arxiv:1412.1106 v1 · 2014-12-02 · 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{MHCU2V4HYVZJSDHXZP7FDJWXSS}

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	2026-05-18T01:41:23.978650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61c54d5787c572990cf7cbfe51a6d7948105c45a336bca706ca8674c121004cf

Aliases

arxiv: 1412.1106 · arxiv_version: 1412.1106v1 · doi: 10.48550/arxiv.1412.1106 · pith_short_12: MHCU2V4HYVZJ · pith_short_16: MHCU2V4HYVZJSDHX · pith_short_8: MHCU2V4H

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/MHCU2V4HYVZJSDHXZP7FDJWXSS \
  | 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: 61c54d5787c572990cf7cbfe51a6d7948105c45a336bca706ca8674c121004cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a325952637649abccf5aae0c188bfe3f4145985901ce2bb5603e9b38db244a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-02T21:14:41Z",
    "title_canon_sha256": "8018b99af6e25447dbf91ec8fdf3686f23f1ead1b8cc33eae6ca2db7b3d63c16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1106",
    "kind": "arxiv",
    "version": 1
  }
}