Pith Number

pith:624R645O

pith:2021:624R645OCCSUCWC73AFCX7NSEB

not attested not anchored not stored refs pending

Highly r-process enhanced stars in ultra-faint dwarf galaxies

Gurtina Besla, Myoungwon Jeon, Volker Bromm

arxiv:2106.13383 v1 · 2021-06-25 · 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{624R645OCCSUCWC73AFCX7NSEB}

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	2026-07-05T02:52:18.900389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6b91f73ae10a541585fd80a2bfdb2204cfc9c6681ad6a9336a22b9e10158c62

Aliases

arxiv: 2106.13383 · arxiv_version: 2106.13383v1 · doi: 10.48550/arxiv.2106.13383 · pith_short_12: 624R645OCCSU · pith_short_16: 624R645OCCSUCWC7 · pith_short_8: 624R645O

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/624R645OCCSUCWC73AFCX7NSEB \
  | 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: f6b91f73ae10a541585fd80a2bfdb2204cfc9c6681ad6a9336a22b9e10158c62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b584e6b3c3860b00ae14bb46877c2e4b84a132322e07f2e5c82a3c35d7f09850",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-25T01:44:09Z",
    "title_canon_sha256": "6adb46723e23f3317a8f9f28dec320f635e6aa71c4d611946e2144efb5fa6483"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13383",
    "kind": "arxiv",
    "version": 1
  }
}