Pith Number

pith:5BKB2FKA

pith:2015:5BKB2FKA5BCAF3XTTMVF6GBWB4

not attested not anchored not stored refs pending

Cold HI in faint dwarf galaxies

Ayesha Begum, Igor D. Karachentsev, Jayaram N. Chengalur, Narendra Nath Patra, Serafim S. Kaisin

arxiv:1512.06346 v1 · 2015-12-20 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BKB2FKA5BCAF3XTTMVF6GBWB4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:12:30.271102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8541d1540e84402eef39b2a5f18360f07b8450c7797f01cc7482045421b6621

Aliases

arxiv: 1512.06346 · arxiv_version: 1512.06346v1 · doi: 10.48550/arxiv.1512.06346 · pith_short_12: 5BKB2FKA5BCA · pith_short_16: 5BKB2FKA5BCAF3XT · pith_short_8: 5BKB2FKA

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/5BKB2FKA5BCAF3XTTMVF6GBWB4 \
  | 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: e8541d1540e84402eef39b2a5f18360f07b8450c7797f01cc7482045421b6621

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bd8b483d8ee4a2004f752b988b84347acf104ab891d3e512c924649d1ad1a54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-20T10:08:17Z",
    "title_canon_sha256": "16660959e90126f2eed17d1fe51845dc0d0d4e161701fd49acfc02c3237fbb18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06346",
    "kind": "arxiv",
    "version": 1
  }
}