Pith Number

pith:QK5ZL44I

pith:2015:QK5ZL44IW2BXYA7BWRW6B4LRPB

not attested not anchored not stored refs pending

Galactic archaeology of a thick disc: Excavating ESO 533-4 with VIMOS

E. Laurikainen, H. Salo, J. Janz, P. Yoachim, S. Comer\'on

arxiv:1509.03841 v5 · 2015-09-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QK5ZL44IW2BXYA7BWRW6B4LRPB}

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	2026-05-18T01:29:20.462406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82bb95f388b6837c03e1b46de0f171784b2011d7a89bf636d4f9c4ef555562fc

Aliases

arxiv: 1509.03841 · arxiv_version: 1509.03841v5 · doi: 10.48550/arxiv.1509.03841 · pith_short_12: QK5ZL44IW2BX · pith_short_16: QK5ZL44IW2BXYA7B · pith_short_8: QK5ZL44I

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/QK5ZL44IW2BXYA7BWRW6B4LRPB \
  | 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: 82bb95f388b6837c03e1b46de0f171784b2011d7a89bf636d4f9c4ef555562fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "391cc73c6813631a619820a77c723dcf06bdef53e64123d55634cb76ec32aa1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-13T12:14:11Z",
    "title_canon_sha256": "3cbd9b65918a20f161fff9a9ac5fc16dbb22870d0a729e407349a8f248c8ff7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03841",
    "kind": "arxiv",
    "version": 5
  }
}