Pith Number

pith:7T4I4LTC

pith:2022:7T4I4LTCCAIQHX4WOAFKZKQI64

not attested not anchored not stored refs pending

Planetary Nebula Luminosity Function distances for 19 galaxies observed by PHANGS-MUSE

Andreas Schruba, Ashley T. Barnes, Brent Groves, Elizabeth J. Watkins, Enrico Congiu, Erik Rosolowsky, Eva Schinnerer, Fabian Scheuermann, Francesco Santoro, Frank Bigiel, Gagandeep S. Anand, Guillermo A. Blanc, J. M. Diederik Kruijssen, Kathryn Kreckel, Ralf S. Klessen, Schuyler D. Van Dyk, Simon C. O. Glover, Thomas G. Williams

arxiv:2201.04641 v1 · 2022-01-12 · 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{7T4I4LTCCAIQHX4WOAFKZKQI64}

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	2026-07-05T03:51:39.230604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf88e2e62101103df96700aacaa08f72a010037eb81e8cf5119a17ad959c937

Aliases

arxiv: 2201.04641 · arxiv_version: 2201.04641v1 · doi: 10.48550/arxiv.2201.04641 · pith_short_12: 7T4I4LTCCAIQ · pith_short_16: 7T4I4LTCCAIQHX4W · pith_short_8: 7T4I4LTC

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/7T4I4LTCCAIQHX4WOAFKZKQI64 \
  | 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: fcf88e2e62101103df96700aacaa08f72a010037eb81e8cf5119a17ad959c937

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "619f7e4fcd59cc41baa50e22b953819306eb72b80a6471a7c48410b6e269620a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-12T19:00:03Z",
    "title_canon_sha256": "0e657757c00559c7fdac68271dec3c3a4b67a0e1aba2fe5b923e0b495803c289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04641",
    "kind": "arxiv",
    "version": 1
  }
}