Pith Number

pith:SHPTLXCK

pith:2025:SHPTLXCKKV4OSETDLT66X43EMW

not attested not anchored not stored refs pending

Metallicity Distribution in M31 and M33 Based on the Tip-RGB Near-infrared Color

Biwei Jiang, Ying Li, Yi Ren

arxiv:2504.18779 v1 · 2025-04-26 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHPTLXCKKV4OSETDLT66X43EMW}

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.

Cited by

1 paper in Pith

Nature or Nurture: LMC-like Dust in the Solar Metallicity Galaxy M31

Receipt and verification

First computed	2026-07-05T10:54:21.268206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91df35dc4a5578e912635cfdebf36465822bb34923d77a24e647dd4843333b3b

Aliases

arxiv: 2504.18779 · arxiv_version: 2504.18779v1 · doi: 10.48550/arxiv.2504.18779 · pith_short_12: SHPTLXCKKV4O · pith_short_16: SHPTLXCKKV4OSETD · pith_short_8: SHPTLXCK

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/SHPTLXCKKV4OSETDLT66X43EMW \
  | 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: 91df35dc4a5578e912635cfdebf36465822bb34923d77a24e647dd4843333b3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51e46cceeb4e4f05ac90d31e320027e629e7d70d1e0b07fec5c6a9e8a9ef5ec2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-26T03:17:41Z",
    "title_canon_sha256": "75b4a7a28b21913b4845541e2d5d9e7e04407bc4080c20bf2e5d641a9fcc4b02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18779",
    "kind": "arxiv",
    "version": 1
  }
}