Pith Number

pith:HX4G4RVT

pith:2026:HX4G4RVTF746Y6JYOK3JXUWUVQ

not attested not anchored not stored refs pending

TOPoS VII. Age-metallicity relation in the Galactic halo and assembly of the Milky Way

D. Romano (OABO), E. Caffau (LIRA), I. Koutsouridou (UniFI), LIRA), L. Monaco (UNAB), L. Sbordone (ESO), M. Spite (LIRA), P. Bonifacio (LIRA), P. Fran\c{c}ois (LIRA, S. Salvadori (UniFI), UPJV), Y. Lebreton (IPR, Y. Zou (UNIBO)

arxiv:2606.17674 v1 · 2026-06-16 · 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{HX4G4RVTF746Y6JYOK3JXUWUVQ}

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	2026-06-19T16:10:19.022329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3df86e46b32ff9ec793872b69bd2d4ac2170ca17ae534d40e372caf3238346ee

Aliases

arxiv: 2606.17674 · arxiv_version: 2606.17674v1 · doi: 10.48550/arxiv.2606.17674 · pith_short_12: HX4G4RVTF746 · pith_short_16: HX4G4RVTF746Y6JY · pith_short_8: HX4G4RVT

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/HX4G4RVTF746Y6JYOK3JXUWUVQ \
  | 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: 3df86e46b32ff9ec793872b69bd2d4ac2170ca17ae534d40e372caf3238346ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33e2b22be745040b8300aced158f2b3c129c69215d034677210f49cb5e6d09f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-16T08:38:45Z",
    "title_canon_sha256": "1ab09d1f2ec1387c288553482f2172835e04c7741f7283f147f7c68eb480a14b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17674",
    "kind": "arxiv",
    "version": 1
  }
}