Pith Number

pith:C4M4NAN7

pith:2010:C4M4NAN7C4VWW374O2WKLEHP22

not attested not anchored not stored refs pending

Effects of Ultraviolet Background and Local Stellar Radiation on the H_I Column Density Distribution

Hidenobu Yajima (Penn State), Jun-Hwan Choi (UNLV, Kentaro Nagamine (UNLV), Kentucky)

arxiv:1006.5345 v2 · 2010-06-28 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4M4NAN7C4VWW374O2WKLEHP22}

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	2026-05-18T04:04:44.935275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1719c681bf172b6b6ffc76aca590efd6a772b478394b7a7bd10fd00f028a7ac2

Aliases

arxiv: 1006.5345 · arxiv_version: 1006.5345v2 · doi: 10.48550/arxiv.1006.5345 · pith_short_12: C4M4NAN7C4VW · pith_short_16: C4M4NAN7C4VWW374 · pith_short_8: C4M4NAN7

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/C4M4NAN7C4VWW374O2WKLEHP22 \
  | 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: 1719c681bf172b6b6ffc76aca590efd6a772b478394b7a7bd10fd00f028a7ac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad6825c216181882858be31ecce17efa0bf5a52cf82b58724e4bc4432ddea461",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-28T13:26:34Z",
    "title_canon_sha256": "e7f4ac887b645021fd6e5b1345bc7515543cfb6117238c40a194528fb5ba51eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.5345",
    "kind": "arxiv",
    "version": 2
  }
}