Pith Number

pith:WDWRBBOE

pith:2013:WDWRBBOEWQRAEE3D6PKF2SIZPS

not attested not anchored not stored refs pending

A Spitzer Study of Pseudobulges in S0 Galaxies : Secular Evolution of Disks

Ajit Kembhavi (Inter University Centre for Astronomy, Astrophysics (IUCAA), Cape Town, India), Kaustubh Vaghmare (Inter University Centre for Astronomy, Pune, South Africa), Sudhanshu Barway (South African Astronomical Observatory (SAAO)

arxiv:1303.6144 v2 · 2013-03-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDWRBBOEWQRAEE3D6PKF2SIZPS}

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	2026-05-18T03:28:45.241696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0ed1085c4b422021363f3d45d49197cbaaa364dca4f8ffdeb6ee576497e4b45

Aliases

arxiv: 1303.6144 · arxiv_version: 1303.6144v2 · doi: 10.48550/arxiv.1303.6144 · pith_short_12: WDWRBBOEWQRA · pith_short_16: WDWRBBOEWQRAEE3D · pith_short_8: WDWRBBOE

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/WDWRBBOEWQRAEE3D6PKF2SIZPS \
  | 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: b0ed1085c4b422021363f3d45d49197cbaaa364dca4f8ffdeb6ee576497e4b45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bbe2402e262a322584574d9742da33aba56aff6f5161df02226d3bd3ae421d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-25T14:39:09Z",
    "title_canon_sha256": "30fa47eccde7d398df32d5d81908fcc9bbbf9ed19b4c36e2beb6c5f19a2f62be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6144",
    "kind": "arxiv",
    "version": 2
  }
}