Pith Number

pith:NLCLRMDX

pith:2017:NLCLRMDXC4WMWZ2S3SYHN3SDQQ

not attested not anchored not stored refs pending

Project AMIGA: A Minimal Covering Factor for Optically Thick Circumgalactic Gas Around the Andromeda Galaxy

Andrew J. Fox, Bart P. Wakker, Christopher B. Wotta, Claude-Andre Faucher-Giguere, D.J. Pisano, Edward B. Jenkins, Felix J. Lockman, Jason Kalirai, Jay Strader, J. Christopher Howk, John M. O'Meara, Joseph Ribaudo, J. Xavier Prochaska, Kathleen A. Barger, Kyle R. Stewart, Lauren Corlies, Michelle A. Berg, Molly S. Peeples, Nicolas Lehner, Puragra Guhathakurta, Spencer A. Wolfe, Zachary Hafen

arxiv:1706.01893 v2 · 2017-06-06 · 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{NLCLRMDXC4WMWZ2S3SYHN3SDQQ}

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	2026-05-18T00:34:48.084152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac4b8b077172ccb6752dcb076ee43842c2923496f7cff3242095c3644ccf38b

Aliases

arxiv: 1706.01893 · arxiv_version: 1706.01893v2 · doi: 10.48550/arxiv.1706.01893 · pith_short_12: NLCLRMDXC4WM · pith_short_16: NLCLRMDXC4WMWZ2S · pith_short_8: NLCLRMDX

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/NLCLRMDXC4WMWZ2S3SYHN3SDQQ \
  | 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: 6ac4b8b077172ccb6752dcb076ee43842c2923496f7cff3242095c3644ccf38b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69aa331fa76011d2e77681a1823227a6fb9ab934affc799b2ea37080c61e3464",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-06T18:00:05Z",
    "title_canon_sha256": "81fa754806679a3789d5485d35237c1172f93c3f411746db14078958b5e6ce9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01893",
    "kind": "arxiv",
    "version": 2
  }
}