Pith Number

pith:XF7G5F2A

pith:2010:XF7G5F2ART24I4ET3MMCOZPPKD

not attested not anchored not stored refs pending

Galaxy Zoo Supernovae

A. Gal-Yam, A. M. Smith, C. J. Lintott, D. A. Howell, E. O. Ofek, I. Arcavi, I. Hook, J. Botyanszki, J. Jacobsen, J. Joensson, J. S. Bloom, K. Schawinski, L. F. Fortson, M. Kasliwal, M. Sullivan, N. M. Law, P. E. Nugent, P. Podsiadlowski, R. Quimby, R. Walters, S. Blake, S. Lynn, S. P. Bamford, S. R. Kulkarni

arxiv:1011.2199 v2 · 2010-11-09 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XF7G5F2ART24I4ET3MMCOZPPKD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:12:32.410058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b97e6e97408cf5c47093db182765ef50d0ae87beb77aed1e009ff62acca8aafd

Aliases

arxiv: 1011.2199 · arxiv_version: 1011.2199v2 · doi: 10.48550/arxiv.1011.2199 · pith_short_12: XF7G5F2ART24 · pith_short_16: XF7G5F2ART24I4ET · pith_short_8: XF7G5F2A

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/XF7G5F2ART24I4ET3MMCOZPPKD \
  | 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: b97e6e97408cf5c47093db182765ef50d0ae87beb77aed1e009ff62acca8aafd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10396f7c61dc0372780472ed4dd8d196d35aab7210e0c2dbc4157bf38a9246ee",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-11-09T21:00:00Z",
    "title_canon_sha256": "1dda28cecbd71743970cf41461d446697147b4e10304b1a47554bbf0e0c3eb14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2199",
    "kind": "arxiv",
    "version": 2
  }
}