Pith Number

pith:4I3GBFWC

pith:2017:4I3GBFWCKEZW2H3HXSHYUKODFY

not attested not anchored not stored refs pending

EIG - II. Intriguing characteristics of the most extremely isolated galaxies

Noah Brosch, Oded Spector

arxiv:1706.01884 v1 · 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{4I3GBFWCKEZW2H3HXSHYUKODFY}

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	2026-05-18T00:42:50.846241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2366096c251336d1f67bc8f8a29c32e19f58a27084a1d034e5226594f66c900

Aliases

arxiv: 1706.01884 · arxiv_version: 1706.01884v1 · doi: 10.48550/arxiv.1706.01884 · pith_short_12: 4I3GBFWCKEZW · pith_short_16: 4I3GBFWCKEZW2H3H · pith_short_8: 4I3GBFWC

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/4I3GBFWCKEZW2H3HXSHYUKODFY \
  | 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: e2366096c251336d1f67bc8f8a29c32e19f58a27084a1d034e5226594f66c900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9b565f5837be27d7a4729217d93e00b5874c514b886beccc50e0da62f59955d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-06T18:00:00Z",
    "title_canon_sha256": "8f9c55425827f86b6008ecf1a154912d5b3abde3f38dfc7889a007d175b8d3ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01884",
    "kind": "arxiv",
    "version": 1
  }
}