Pith Number

pith:GOGRLRKJ

pith:2007:GOGRLRKJPRDWM2O3ANAMHL6BD7

not attested not anchored not stored refs pending

The reversal of the star formation-density relation in the distant universe

D. Elbaz, D. Le Borgne, D.M. Alexander, D. Stern, E. Daddi, E. MacDonald, E. Vanzella, J-L Starck, M. Dickinson, M. Kitzbichler, M. Nonino, P. Popesso, R-R Chary, W.N. Brandt

arxiv:astro-ph/0703653 v2 · 2007-03-26 · astro-ph

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	2026-05-18T02:40:24.824469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

338d15c5497c476669db0340c3afc11febb8c43dd2c3166d29d2e05eaf80a3fa

Aliases

arxiv: astro-ph/0703653 · arxiv_version: astro-ph/0703653v2 · doi: 10.48550/arxiv.astro-ph/0703653 · pith_short_12: GOGRLRKJPRDW · pith_short_16: GOGRLRKJPRDWM2O3 · pith_short_8: GOGRLRKJ

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/GOGRLRKJPRDWM2O3ANAMHL6BD7 \
  | 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: 338d15c5497c476669db0340c3afc11febb8c43dd2c3166d29d2e05eaf80a3fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8b61c7f9d1750a22520f50350177e54355cb40093d20498f13480ab96cf8896",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-26T15:31:06Z",
    "title_canon_sha256": "17108e1eef2dc8e6f2498276f5389898d8d3b47bfae832d1f362a124d03cddf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703653",
    "kind": "arxiv",
    "version": 2
  }
}