Pith Number

pith:JC3KD45C

pith:2016:JC3KD45CPH4HYMCAMI7NYX6XKX

not attested not anchored not stored refs pending

A correlation between the HI 21-cm absorption strength and impact parameter in external galaxies

E. M. Sadler, J. R. Allison, S. J. Curran, S. N. Reeves

arxiv:1604.05388 v1 · 2016-04-19 · 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{JC3KD45CPH4HYMCAMI7NYX6XKX}

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	2026-05-18T01:16:12.713853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48b6a1f3a279f87c3040623edc5fd755f2b5a0169ddcf3fe80093e4b45e7ebff

Aliases

arxiv: 1604.05388 · arxiv_version: 1604.05388v1 · doi: 10.48550/arxiv.1604.05388 · pith_short_12: JC3KD45CPH4H · pith_short_16: JC3KD45CPH4HYMCA · pith_short_8: JC3KD45C

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/JC3KD45CPH4HYMCAMI7NYX6XKX \
  | 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: 48b6a1f3a279f87c3040623edc5fd755f2b5a0169ddcf3fe80093e4b45e7ebff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c38e292d49ad68852c3ff6f3c94d0cf51b160704b991dfc009112aa9283c47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-19T00:20:41Z",
    "title_canon_sha256": "67122d3aa6d234c77b076ae1d1a33f532b89d9589d361d4789f5e3d7e88955bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05388",
    "kind": "arxiv",
    "version": 1
  }
}