Pith Number

pith:C2YRLKV2

pith:2016:C2YRLKV2KSWYI6CRYLWAWDDB4N

not attested not anchored not stored refs pending

FIGGS2: An HI survey of extremely faint irregular galaxies

Igor D. Karachentsev, Jayaram N. Chengalur, Margarita E. Sharina, Narendra Nath Patra

arxiv:1609.01072 v1 · 2016-09-05 · 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{C2YRLKV2KSWYI6CRYLWAWDDB4N}

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	2026-05-18T01:06:19.130851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16b115aaba54ad847851c2ec0b0c61e354944da46c579356239464d5e473b56b

Aliases

arxiv: 1609.01072 · arxiv_version: 1609.01072v1 · doi: 10.48550/arxiv.1609.01072 · pith_short_12: C2YRLKV2KSWY · pith_short_16: C2YRLKV2KSWYI6CR · pith_short_8: C2YRLKV2

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/C2YRLKV2KSWYI6CRYLWAWDDB4N \
  | 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: 16b115aaba54ad847851c2ec0b0c61e354944da46c579356239464d5e473b56b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faa47dda34581bced3a5ab3ba62c245f4583f960815ef80246b7280c955d23e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-05T09:24:42Z",
    "title_canon_sha256": "ba70e45279d701526d79c36ef069e31fcdd2575b3a7480f07df735d6ca6c95d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01072",
    "kind": "arxiv",
    "version": 1
  }
}