Pith Number

pith:D5VRMBLG

pith:2011:D5VRMBLGP2WXM4BA6O2LZEDUFY

not attested not anchored not stored refs pending

Physical Properties of Galaxies from z=2-4

Alice E. Shapley

arxiv:1107.5060 v2 · 2011-07-25 · 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{D5VRMBLGP2WXM4BA6O2LZEDUFY}

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	2026-05-18T02:01:10.155858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f6b1605667ead767020f3b4bc90742e2bcda944d6552d5d9cf87bbc76cd3af4

Aliases

arxiv: 1107.5060 · arxiv_version: 1107.5060v2 · doi: 10.48550/arxiv.1107.5060 · pith_short_12: D5VRMBLGP2WX · pith_short_16: D5VRMBLGP2WXM4BA · pith_short_8: D5VRMBLG

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/D5VRMBLGP2WXM4BA6O2LZEDUFY \
  | 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: 1f6b1605667ead767020f3b4bc90742e2bcda944d6552d5d9cf87bbc76cd3af4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1b52a53a863e8e515d78a3b4d118218e653d9200d184da14b97c11be412a161",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-25T20:09:29Z",
    "title_canon_sha256": "7453eaf19452df053d2f2edd5e48dcd770b2590b4b36076e0921f4c4f842b6cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5060",
    "kind": "arxiv",
    "version": 2
  }
}