Pith Number

pith:B456LH27

pith:2000:B456LH27XC6ILH43GLZSAYGA6L

not attested not anchored not stored refs pending

Evidence for tidal interaction and a supergiant HI shell in the Local Group dwarf galaxy NGC 6822

Australia (2) OVRO, Caltech, F. Walter (2) ((1) ATNF, USA), W.J.G. de Blok (1)

arxiv:astro-ph/0005473 v1 · 2000-05-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B456LH27XC6ILH43GLZSAYGA6L}

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	2026-07-04T16:16:42.769875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f3be59f5fb8bc859f9b32f32060c0f2f30f599bc754958147fcf6b381e90f57

Aliases

arxiv: astro-ph/0005473 · arxiv_version: astro-ph/0005473v1 · doi: 10.48550/arxiv.astro-ph/0005473 · pith_short_12: B456LH27XC6I · pith_short_16: B456LH27XC6ILH43 · pith_short_8: B456LH27

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/B456LH27XC6ILH43GLZSAYGA6L \
  | 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: 0f3be59f5fb8bc859f9b32f32060c0f2f30f599bc754958147fcf6b381e90f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcb15f0476a59cee7670d3000c4ba2d36827e597884f6e92b8e64e8efe6ec969",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-24T01:52:23Z",
    "title_canon_sha256": "f701048573c36b9ac249299bb81bef482f2e518130a88b85b7c31876e2b1a906"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005473",
    "kind": "arxiv",
    "version": 1
  }
}