Pith Number

pith:ALIBYIKU

pith:2008:ALIBYIKUEH5MEIEN4VYWE5L4OZ

not attested not anchored not stored refs pending

Matching the Local and Cosmic Star Formation Histories

(2) University of Sydney), Andrew M. Hopkins (2), Antonio Aparicio (1), Carme Gallart (1), Igor Drozdovsky (1), the LCID team ((1) Instituto de Astrofisica de Canarias

arxiv:0803.2432 v1 · 2008-03-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ALIBYIKUEH5MEIEN4VYWE5L4OZ}

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	2026-05-18T02:16:00.146411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02d01c215421fac2208de57162757c76732b5d37c04a6b9357a28a19b8236120

Aliases

arxiv: 0803.2432 · arxiv_version: 0803.2432v1 · doi: 10.48550/arxiv.0803.2432 · pith_short_12: ALIBYIKUEH5M · pith_short_16: ALIBYIKUEH5MEIEN · pith_short_8: ALIBYIKU

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/ALIBYIKUEH5MEIEN4VYWE5L4OZ \
  | 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: 02d01c215421fac2208de57162757c76732b5d37c04a6b9357a28a19b8236120

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bf5dfd7d891ed160247344515bf06efa8f429e7e7d047238e480f3acbcb148c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-17T12:18:37Z",
    "title_canon_sha256": "fcd7485831668c9425c3678f47d85402d9e167578c32e5d146bf47bef8e2193f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.2432",
    "kind": "arxiv",
    "version": 1
  }
}