Pith Number

pith:YIH2KEHN

pith:2012:YIH2KEHNTFYFP7FEYLEBPYD37A

not attested not anchored not stored refs pending

On the Origin of the High Column Density Turnover in the HI Column Density Distribution

Andrey V. Kravtsov, Denis Erkal, Nickolay Y. Gnedin

arxiv:1201.3653 v2 · 2012-01-17 · astro-ph.CO · 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{YIH2KEHNTFYFP7FEYLEBPYD37A}

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	2026-05-18T01:58:47.756634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c20fa510ed997057fca4c2c817e07bf82560a6600494fbd42fe7c04d9fc3b267

Aliases

arxiv: 1201.3653 · arxiv_version: 1201.3653v2 · doi: 10.48550/arxiv.1201.3653 · pith_short_12: YIH2KEHNTFYF · pith_short_16: YIH2KEHNTFYFP7FE · pith_short_8: YIH2KEHN

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/YIH2KEHNTFYFP7FEYLEBPYD37A \
  | 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: c20fa510ed997057fca4c2c817e07bf82560a6600494fbd42fe7c04d9fc3b267

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8acb1ce4e4c7a5f93809d372f877002aa20c2b44264cfa2820c41eeaa805fe37",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-17T22:08:22Z",
    "title_canon_sha256": "0b178c6f3f57bba8b02a6064aecadb869616de3c9b003b262015a64969f870af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3653",
    "kind": "arxiv",
    "version": 2
  }
}