Pith Number

pith:HOVBAANL

pith:2015:HOVBAANLME2MMANRJSR2AOBSG3

not attested not anchored not stored refs pending

Global Properties of Neutral Hydrogen in Compact Groups

Amanda A. Kepley, Ann I. Zabludoff, David G. Whelan, George C. Privon, Kelsey E. Johnson, Lisa May Walker, Sarah C. Gallagher, Tyler D. Desjardins

arxiv:1510.07628 v1 · 2015-10-26 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HOVBAANLME2MMANRJSR2AOBSG3}

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	2026-05-18T01:21:30.380936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3baa1001ab6134c601b14ca3a0383236c89dc30fc06a5e918d82fc14e0dd0e09

Aliases

arxiv: 1510.07628 · arxiv_version: 1510.07628v1 · doi: 10.48550/arxiv.1510.07628 · pith_short_12: HOVBAANLME2M · pith_short_16: HOVBAANLME2MMANR · pith_short_8: HOVBAANL

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/HOVBAANLME2MMANRJSR2AOBSG3 \
  | 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: 3baa1001ab6134c601b14ca3a0383236c89dc30fc06a5e918d82fc14e0dd0e09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b833476e8773f03c952e909101569b3602f0550cee5182b7ac260beb576226d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-26T20:13:41Z",
    "title_canon_sha256": "f7e921b6ae9052a2dadd2f7de86ab6c89ebcb47f90411e69966b22f78552ff2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07628",
    "kind": "arxiv",
    "version": 1
  }
}