Pith Number

pith:SR3YIFTB

pith:2021:SR3YIFTBYFFDT4PAQLSPNAHXF6

not attested not anchored not stored refs pending

Reliable stellar abundances of individual stars with the MUSE integral-field spectrograph

Boquan Chen, Joss Bland-Hawthorn, Maosheng Xiang, Michael R. Hayden, Sanjib Sharma, Yuan-Sen Ting, Zixian Wang (Purmortal)

arxiv:2109.09327 v2 · 2021-09-20 · astro-ph.SR · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SR3YIFTBYFFDT4PAQLSPNAHXF6}

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	2026-07-05T04:26:33.901457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9477841661c14a39f1e082e4f680f72f919327732bb934577b1d438533db3c7d

Aliases

arxiv: 2109.09327 · arxiv_version: 2109.09327v2 · doi: 10.48550/arxiv.2109.09327 · pith_short_12: SR3YIFTBYFFD · pith_short_16: SR3YIFTBYFFDT4PA · pith_short_8: SR3YIFTB

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/SR3YIFTBYFFDT4PAQLSPNAHXF6 \
  | 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: 9477841661c14a39f1e082e4f680f72f919327732bb934577b1d438533db3c7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bf4d6c1882dc6bdfebffa203a7a2649d3c9fdb18221db54fb71e2b5bc2e1688",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-09-20T07:11:00Z",
    "title_canon_sha256": "9e4ebab11edb99bc84f0b67a09489a9ab88584c2d101d7edaccb2ae75d9c632e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09327",
    "kind": "arxiv",
    "version": 2
  }
}