Pith Number

pith:2JTMITEG

pith:2000:2JTMITEGRZUSNRTHC4P6DYYOTR

not attested not anchored not stored refs pending

Large-scale distribution and spectral properties of galaxies in the Shapley Concentration

A.Baldi, E.Zucca, G.Zamorani, L.Moscardini, R.Scaramella, S.Bardelli

arxiv:astro-ph/0011390 v1 · 2000-11-21 · 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{2JTMITEGRZUSNRTHC4P6DYYOTR}

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	2026-05-18T01:07:46.266936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d266c44c868e6926c667171fe1e30e9c70520a5e8852d9c401d03c0156c42b73

Aliases

arxiv: astro-ph/0011390 · arxiv_version: astro-ph/0011390v1 · doi: 10.48550/arxiv.astro-ph/0011390 · pith_short_12: 2JTMITEGRZUS · pith_short_16: 2JTMITEGRZUSNRTH · pith_short_8: 2JTMITEG

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/2JTMITEGRZUSNRTHC4P6DYYOTR \
  | 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: d266c44c868e6926c667171fe1e30e9c70520a5e8852d9c401d03c0156c42b73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbd1ad49b10cc0536b395c1034cc43fd6b4c2d16d5eed0fee2930d0dede37d1a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-11-21T16:32:51Z",
    "title_canon_sha256": "1e8c4efce2fe59aee8e48ad53a1b5c9cdf188a6026904dd159037f67f6e8528f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0011390",
    "kind": "arxiv",
    "version": 1
  }
}