Pith Number

pith:UPYSTKRS

pith:2014:UPYSTKRSEZI5UFU2UAE2CLUACW

not attested not anchored not stored refs pending

Models of Diffuse H{\alpha} in the Interstellar Medium: The Relative Contributions from In Situ Ionisation and Dust Scattering

Alex S. Hill, Joanna E. Barnes, Kenneth Wood, L. Matthew Haffner

arxiv:1411.5895 v1 · 2014-11-21 · 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{UPYSTKRSEZI5UFU2UAE2CLUACW}

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	2026-05-18T01:41:28.515058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f129aa322651da169aa009a12e801581cd9be0ca84e7a132696495252afa61

Aliases

arxiv: 1411.5895 · arxiv_version: 1411.5895v1 · doi: 10.48550/arxiv.1411.5895 · pith_short_12: UPYSTKRSEZI5 · pith_short_16: UPYSTKRSEZI5UFU2 · pith_short_8: UPYSTKRS

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/UPYSTKRSEZI5UFU2UAE2CLUACW \
  | 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: a3f129aa322651da169aa009a12e801581cd9be0ca84e7a132696495252afa61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ac336f82707e266958f30140453c36c7a3b3f0b9a6618d56d3f34987c753480",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-21T14:55:16Z",
    "title_canon_sha256": "8e98508a07d18ed83209fb858bc1705e1afaf9b9b8f0b6c2aaf269c9c53b3792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5895",
    "kind": "arxiv",
    "version": 1
  }
}