Pith Number

pith:BKXP4JYV

pith:2004:BKXP4JYVMAEJJ6S2RRAXVVBRFX

not attested not anchored not stored refs pending

Kinematics of two dwarf galaxies in the NGC 6946 group

Ayesha Begum, Jayaram N. Chengalur

arxiv:astro-ph/0406211 v1 · 2004-06-08 · 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{BKXP4JYVMAEJJ6S2RRAXVVBRFX}

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	2026-05-18T01:40:36.998978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aaefe2715600894fa5a8c417ad4312dfefcf093e342136db6d4e9e86bb7c51e

Aliases

arxiv: astro-ph/0406211 · arxiv_version: astro-ph/0406211v1 · doi: 10.48550/arxiv.astro-ph/0406211 · pith_short_12: BKXP4JYVMAEJ · pith_short_16: BKXP4JYVMAEJJ6S2 · pith_short_8: BKXP4JYV

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/BKXP4JYVMAEJJ6S2RRAXVVBRFX \
  | 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: 0aaefe2715600894fa5a8c417ad4312dfefcf093e342136db6d4e9e86bb7c51e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df928e38331d2c677434e517aa0eed8add107b9ed17abbad10d4e338f8d46105",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-06-08T18:33:43Z",
    "title_canon_sha256": "d91169b2769340973589239313d03f202f41783fdb8f5d795df2220c2c0e8f38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0406211",
    "kind": "arxiv",
    "version": 1
  }
}