Pith Number

pith:HH237ZCZ

pith:2015:HH237ZCZ4RQ3IZ3E53ESPMOLRV

not attested not anchored not stored refs pending

The Growth and Enrichment of the Intragroup Gas

Arif Babul, Benjamin D. Oppenheimer, Fabrice Durier, Lichen Liang, Mark Fardal, Neal Katz, Romeel Dav\'e, Tom Quinn

arxiv:1512.01251 v1 · 2015-12-03 · 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{HH237ZCZ4RQ3IZ3E53ESPMOLRV}

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	2026-05-18T01:22:32.560503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39f5bfe459e461b46764eec927b1cb8d6412802dbb8034439a2743959a8de401

Aliases

arxiv: 1512.01251 · arxiv_version: 1512.01251v1 · doi: 10.48550/arxiv.1512.01251 · pith_short_12: HH237ZCZ4RQ3 · pith_short_16: HH237ZCZ4RQ3IZ3E · pith_short_8: HH237ZCZ

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/HH237ZCZ4RQ3IZ3E53ESPMOLRV \
  | 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: 39f5bfe459e461b46764eec927b1cb8d6412802dbb8034439a2743959a8de401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8a3b781413b5d53521e2f0bba1ce7de471c2441cdb374aa110f5cbb50f30f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-03T21:19:45Z",
    "title_canon_sha256": "0ae88d5f251f2b11f760516452f6b02dcdf1127c848276accda741183796d5b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01251",
    "kind": "arxiv",
    "version": 1
  }
}