Pith Number

pith:B5YRWZM5

pith:2009:B5YRWZM5YFG2CQG2LVDTDFKCVB

not attested not anchored not stored refs pending

The Formation of High Redshift Submillimeter Galaxies

Brent Groves (Leiden), Christopher C. Hayward (CfA), Desika Narayanan (CfA), Joshua D. Younger (CfA), Lars Hernquist (CfA), Patrik Jonsson (UCSC), Thomas J. Cox (CfA)

arxiv:0904.0004 v2 · 2009-03-31 · 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	2026-05-18T02:14:08.505993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f711b659dc14da140da5d47319542a85158be650f78cc6a501c0e73f6353ce4

Aliases

arxiv: 0904.0004 · arxiv_version: 0904.0004v2 · doi: 10.48550/arxiv.0904.0004 · pith_short_12: B5YRWZM5YFG2 · pith_short_16: B5YRWZM5YFG2CQG2 · pith_short_8: B5YRWZM5

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/B5YRWZM5YFG2CQG2LVDTDFKCVB \
  | 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: 0f711b659dc14da140da5d47319542a85158be650f78cc6a501c0e73f6353ce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d4d0fa9778d8a2bf44de2ab0de288929110030d808ae465697667974cadef7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-31T20:27:34Z",
    "title_canon_sha256": "c05612126657693719225b194080a593d34530a628a9f6b208d52e2ffcfc6307"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0004",
    "kind": "arxiv",
    "version": 2
  }
}