Pith Number

pith:MLKUFMTC

pith:2023:MLKUFMTCTBNGPA4Q3EUXA4Y2WT

not attested not anchored not stored refs pending

PHANGS-JWST First Results: Variations in PAH Fraction as a Function of ISM Phase and Metallicity

Adam K. Leroy, Amy Sardone, Annie Hughes, Ashley T. Barnes, Brent Groves, Daizhong Liu, Daniel A. Dale, David A. Thilker, Elizabeth J. Watkins, Eric Emsellem, Erik Rosolowsky, Eva Schinnerer, Francesco Belfiore, Frank Bigiel, Hamid Hassani, I-Da Chiang, J\'er\'emy Chastenet, Jessica Sutter, J. M. Diederik Kruijssen, Karin Sandstrom, Kathryn Grasha, Kathryn Kreckel, Kirsten L. Larson, M\'ed\'eric Boquien, M\'elanie Chevance, Oleg V. Egorov, Ryan J. Rickards Vaught, Sharon E. Meidt, Thomas G. Williams

arxiv:2301.00578 v2 · 2023-01-02 · 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{MLKUFMTCTBNGPA4Q3EUXA4Y2WT}

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	2026-07-05T05:44:10.441973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62d542b262985a678390d92970731ab4f939fcd9656677bc0329d32e36cacdb2

Aliases

arxiv: 2301.00578 · arxiv_version: 2301.00578v2 · doi: 10.48550/arxiv.2301.00578 · pith_short_12: MLKUFMTCTBNG · pith_short_16: MLKUFMTCTBNGPA4Q · pith_short_8: MLKUFMTC

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/MLKUFMTCTBNGPA4Q3EUXA4Y2WT \
  | 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: 62d542b262985a678390d92970731ab4f939fcd9656677bc0329d32e36cacdb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9cd4cdc91517d159566188d1c19b3566c3d2d0d2d5b9bc79ea280034dbb7709",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-01-02T09:40:56Z",
    "title_canon_sha256": "9cf8c61c3c3aaa79f7d948e513e818a2b4d77a794edc8f524da1430621328140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.00578",
    "kind": "arxiv",
    "version": 2
  }
}