Pith Number

pith:CEHMGMBD

pith:2019:CEHMGMBDHNIVGR25DGUZVWMXQZ

not attested not anchored not stored refs pending

Evidence for the accretion origin of halo stars with an extreme r-process enhancement

Gang Zhao, Hai-Ning Li, Miho N. Ishigaki, Qian-Fan Xing, Satoshi Honda, Tadafumi Matsuno, Wako Aoki

arxiv:1905.04141 v1 · 2019-05-10 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CEHMGMBDHNIVGR25DGUZVWMXQZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:46:34.408683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

110ec330233b5153475d19a99ad9978673ba85eb41db3c7a3844e25cf84c0ca7

Aliases

arxiv: 1905.04141 · arxiv_version: 1905.04141v1 · doi: 10.48550/arxiv.1905.04141 · pith_short_12: CEHMGMBDHNIV · pith_short_16: CEHMGMBDHNIVGR25 · pith_short_8: CEHMGMBD

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/CEHMGMBDHNIVGR25DGUZVWMXQZ \
  | 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: 110ec330233b5153475d19a99ad9978673ba85eb41db3c7a3844e25cf84c0ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc7d74f33e8828eccad276100cdd2137474477ca69666a3093098900268fa80e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-10T12:54:20Z",
    "title_canon_sha256": "255f1fa179ab4ad3258702985de2bf26fe3aece4e364cd484de86c0b9bd766b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04141",
    "kind": "arxiv",
    "version": 1
  }
}