Pith Number

pith:IV4FVFG7

pith:2011:IV4FVFG7XANVW2F2XDRMJI2PSA

not attested not anchored not stored refs pending

GMRT 333 MHz observations of 6 nearby normal galaxies

Aritra Basu, C. H. Ishwara-Chandra, Dipanjan Mitra, Yogesh Wadadekar

arxiv:1109.0369 v1 · 2011-09-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IV4FVFG7XANVW2F2XDRMJI2PSA}

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	2026-05-18T02:00:42.879474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45785a94dfb81b5b68bab8e2c4a34f902bdf3475f879b080f1989a5a4dca2fb8

Aliases

arxiv: 1109.0369 · arxiv_version: 1109.0369v1 · doi: 10.48550/arxiv.1109.0369 · pith_short_12: IV4FVFG7XANV · pith_short_16: IV4FVFG7XANVW2F2 · pith_short_8: IV4FVFG7

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/IV4FVFG7XANVW2F2XDRMJI2PSA \
  | 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: 45785a94dfb81b5b68bab8e2c4a34f902bdf3475f879b080f1989a5a4dca2fb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "349d93a385841c90a72412ba7f4f03a5d8e3f6914d0ce11eb106d23081a880a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-02T07:02:41Z",
    "title_canon_sha256": "dba33405b95b87d9ff49a312367bf4fe62ce5cdee2a0d45bafa73dbcb816ac81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0369",
    "kind": "arxiv",
    "version": 1
  }
}