Pith Number

pith:LUFFS6UY

pith:2021:LUFFS6UYU6GBTGOFJ2FGRBBMI6

not attested not anchored not stored refs pending

Detection of metallicity correlations in 100 nearby galaxies

Emily Wisnioski, J. Trevor Mendel, Lisa J. Kewley, Llu\'is Galbany, Mark R. Krumholz, Sebastian F. S\'anchez, Zefeng Li

arxiv:2104.14807 v1 · 2021-04-30 · 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{LUFFS6UYU6GBTGOFJ2FGRBBMI6}

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	2026-07-05T02:39:20.359305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d0a597a98a78c1999c54e8a68842c47a2731e97e3fc2d89e2b8ce548366dc3e

Aliases

arxiv: 2104.14807 · arxiv_version: 2104.14807v1 · doi: 10.48550/arxiv.2104.14807 · pith_short_12: LUFFS6UYU6GB · pith_short_16: LUFFS6UYU6GBTGOF · pith_short_8: LUFFS6UY

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/LUFFS6UYU6GBTGOFJ2FGRBBMI6 \
  | 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: 5d0a597a98a78c1999c54e8a68842c47a2731e97e3fc2d89e2b8ce548366dc3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e4cd81658397d8ce3eebdb0949e4d37a9987bb76f59b291c51f2f4513e27db4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-30T07:43:11Z",
    "title_canon_sha256": "0b5bc0347896a672b3b3e990f80c4d8dcb7ed2ba74b0f3983eb5cfa9e45fb867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14807",
    "kind": "arxiv",
    "version": 1
  }
}