Pith Number

pith:DECKK6F6

pith:2010:DECKK6F6756RFDUB2CLSZY7YLT

not attested not anchored not stored refs pending

Star formation trends in high-redshift galaxy surveys: the elephant or the tail?

Carlos S. Frenk, Daniel P. Stark, Martin Stringer, Shaun Cole

arxiv:1011.2745 v2 · 2010-11-11 · 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{DECKK6F6756RFDUB2CLSZY7YLT}

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	2026-05-18T02:04:48.610873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1904a578beff7d128e81d0972ce3f85cd4c49304c56ddbcf52c5563d436dcb82

Aliases

arxiv: 1011.2745 · arxiv_version: 1011.2745v2 · doi: 10.48550/arxiv.1011.2745 · pith_short_12: DECKK6F6756R · pith_short_16: DECKK6F6756RFDUB · pith_short_8: DECKK6F6

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/DECKK6F6756RFDUB2CLSZY7YLT \
  | 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: 1904a578beff7d128e81d0972ce3f85cd4c49304c56ddbcf52c5563d436dcb82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9443cd46aeb400000158e492a979b3fe068e9c199568b5b2f65edd0c455a8e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-11T19:56:22Z",
    "title_canon_sha256": "a9c62f5f1740cbc3da965919830e968b175879089cf0206d04d3a5a2f72f55ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2745",
    "kind": "arxiv",
    "version": 2
  }
}