Pith Number

pith:XDMUMPJH

pith:2007:XDMUMPJH3444HXIPPGPNQLRPUY

not attested not anchored not stored refs pending

Gas rich galaxies from the FIGGS survey

Ayesha Begum, I. D. Karachentsev, Jayaram N. Chengalur, Margarita Sharina, S. S. Kaisin

arxiv:0711.2153 v1 · 2007-11-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XDMUMPJH3444HXIPPGPNQLRPUY}

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	2026-05-18T02:16:09.426475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8d9463d27df39c3dd0f799ed82e2fa6117fbbe5123a7391aa5a53490b8b87fb

Aliases

arxiv: 0711.2153 · arxiv_version: 0711.2153v1 · doi: 10.48550/arxiv.0711.2153 · pith_short_12: XDMUMPJH3444 · pith_short_16: XDMUMPJH3444HXIP · pith_short_8: XDMUMPJH

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/XDMUMPJH3444HXIPPGPNQLRPUY \
  | 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: b8d9463d27df39c3dd0f799ed82e2fa6117fbbe5123a7391aa5a53490b8b87fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ee76b3010b40d47998a7710f1c19087663a774f9f2fc9a03b0df59c9bb8786",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-14T10:44:38Z",
    "title_canon_sha256": "944c913a40a33c530e270f75a73b72514071c2643b0ba664b4a0cefd90dd2e45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.2153",
    "kind": "arxiv",
    "version": 1
  }
}