Pith Number

pith:KTF3YG3A

pith:2010:KTF3YG3ASYG4T5FFP6Z3YTSTGU

not attested not anchored not stored refs pending

PyMorph: Automated Galaxy Structural Parameter Estimation using Python

Ajit K. Kembhavi, G. V. Vijayagovindan, Vinu Vikram, Yogesh Wadadekar

arxiv:1007.4965 v1 · 2010-07-28 · astro-ph.IM · 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{KTF3YG3ASYG4T5FFP6Z3YTSTGU}

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	2026-05-18T02:06:09.238108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54cbbc1b60960dc9f4a57fb3bc4e53353178e62a26f4d2e4b4b48be263027231

Aliases

arxiv: 1007.4965 · arxiv_version: 1007.4965v1 · doi: 10.48550/arxiv.1007.4965 · pith_short_12: KTF3YG3ASYG4 · pith_short_16: KTF3YG3ASYG4T5FF · pith_short_8: KTF3YG3A

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/KTF3YG3ASYG4T5FFP6Z3YTSTGU \
  | 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: 54cbbc1b60960dc9f4a57fb3bc4e53353178e62a26f4d2e4b4b48be263027231

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57a96283005bb502d1b3f96c703c59aafb01d1a03665e1e6a031e1cb5457cc45",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-07-28T13:34:18Z",
    "title_canon_sha256": "9066d177fc3393c1ee682bad65466a0bf659d3b0b147b6dc8c826e5ce8016e4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4965",
    "kind": "arxiv",
    "version": 1
  }
}