Pith Number

pith:CKWKST5Q

pith:2013:CKWKST5QOMAAEXGO2EYBGI7LKC

not attested not anchored not stored refs pending

A new model of galaxy formation: How sensitive are predicted galaxy luminosities to the choice of SPS model?

C. D. P. Lagos, C. G.Lacey, C. M. Baugh, D. J. R. Campbell, Durham), J. Helly, P. D. Mitchell, V. Gonzalez-Perez (CPPM

arxiv:1309.7057 v3 · 2013-09-26 · astro-ph.CO

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

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	2026-05-18T03:00:00.588788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12aca94fb07300025cced1301323eb50ab5f05359ae51fce2160ba201b98ce5c

Aliases

arxiv: 1309.7057 · arxiv_version: 1309.7057v3 · doi: 10.48550/arxiv.1309.7057 · pith_short_12: CKWKST5QOMAA · pith_short_16: CKWKST5QOMAAEXGO · pith_short_8: CKWKST5Q

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/CKWKST5QOMAAEXGO2EYBGI7LKC \
  | 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: 12aca94fb07300025cced1301323eb50ab5f05359ae51fce2160ba201b98ce5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b393f2205ba7ef25374a0fc313ece9090d262682b753be14ebc427993e067327",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-26T20:00:58Z",
    "title_canon_sha256": "2c273cc520fd626f96d516c6b0b621e1211f4b15d241299a5b8c1ecce10736d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7057",
    "kind": "arxiv",
    "version": 3
  }
}