Pith Number

pith:2TOSYNDF

pith:2008:2TOSYNDF5LMPE6N2ZWSW4H6IFJ

not attested not anchored not stored refs pending

Galaxy Zoo : Morphologies derived from visual inspection of galaxies from the Sloan Digital Sky Survey

Alex Szalay, Anze Slosar, Chris J. Lintott, Dan Andreescu, Daniel Thomas, Jan van den Berg, Kate Land, Kevin Schawinski, M. Jordan Raddick, Phil Murray, Robert C. Nichol, Steven Bamford

arxiv:0804.4483 v1 · 2008-04-29 · 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{2TOSYNDF5LMPE6N2ZWSW4H6IFJ}

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.

Cited by

1 paper in Pith

Colloquium: Radio astronomy with the Arecibo 305-m telescope: In contemporaneous context

Receipt and verification

First computed	2026-05-18T04:27:27.331949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4dd2c3465ead8f279bacda56e1fc82a691124b12f260ade6d34fda0f3c54e9a

Aliases

arxiv: 0804.4483 · arxiv_version: 0804.4483v1 · doi: 10.48550/arxiv.0804.4483 · pith_short_12: 2TOSYNDF5LMP · pith_short_16: 2TOSYNDF5LMPE6N2 · pith_short_8: 2TOSYNDF

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/2TOSYNDF5LMPE6N2ZWSW4H6IFJ \
  | 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: d4dd2c3465ead8f279bacda56e1fc82a691124b12f260ade6d34fda0f3c54e9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfae0ab9a7b6e0fd604d091a0eabdfe6a1c0bc1d86eb7a0fa662766be38d4617",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-29T13:37:33Z",
    "title_canon_sha256": "9ec46c08b3c66ebbceb281f0953e46b21fc5f5f697610350aaa56993e78501cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.4483",
    "kind": "arxiv",
    "version": 1
  }
}