Pith Number

pith:45ELA77A

pith:2025:45ELA77A3YYDAMA2O45UO66DWG

not attested not anchored not stored refs pending

MAGIS (Measuring Abundances of red super Giants with Infrared Spectroscopy) project I. Establishment of an abundance analysis procedure for red supergiants and its evaluation with nearby stars

Brian Thorsbro, Chikako Yasui, Daisuke Taniguchi, Hideyo Kawakita, Hiroaki Sameshima, Kei Fukue, Mingjie Jian, Naoto Kobayashi, Noriyuki Matsunaga, Satoshi Hamano, Shogo Otsubo, Sohei Kondo, Takuji Tsujimoto, Yuji Ikeda

arxiv:2501.10502 v1 · 2025-01-17 · 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{45ELA77A3YYDAMA2O45UO66DWG}

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	2026-07-05T10:02:28.872148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e748b07fe0de3030301a773b477bc3b19f26d9b491419bdf2c8f5e360d3252a4

Aliases

arxiv: 2501.10502 · arxiv_version: 2501.10502v1 · doi: 10.48550/arxiv.2501.10502 · pith_short_12: 45ELA77A3YYD · pith_short_16: 45ELA77A3YYDAMA2 · pith_short_8: 45ELA77A

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/45ELA77A3YYDAMA2O45UO66DWG \
  | 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: e748b07fe0de3030301a773b477bc3b19f26d9b491419bdf2c8f5e360d3252a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74ab8845a335abf67067f7a0cc28220a3d8e90306c4301d2af8991c60cdc3501",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-01-17T19:00:00Z",
    "title_canon_sha256": "546a87fb8ada7c9a0dbdf06a800e0e623a62ec8509a2bc51c63a69041fc5add2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.10502",
    "kind": "arxiv",
    "version": 1
  }
}