Pith Number

pith:FVBQTNOW

pith:2015:FVBQTNOW24UANSI2RCVGHUEWVX

not attested not anchored not stored refs pending

Mass Substructure in Abell 3128

Ian Dell'Antonio, Jacqueline McCleary, Paul Huwe

arxiv:1503.02823 v2 · 2015-03-10 · 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{FVBQTNOW24UANSI2RCVGHUEWVX}

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	2026-05-18T02:03:33.957515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d4309b5d6d72806c91a88aa63d096adef3eaa72365be8e22c0cdcbbdf738167

Aliases

arxiv: 1503.02823 · arxiv_version: 1503.02823v2 · doi: 10.48550/arxiv.1503.02823 · pith_short_12: FVBQTNOW24UA · pith_short_16: FVBQTNOW24UANSI2 · pith_short_8: FVBQTNOW

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/FVBQTNOW24UANSI2RCVGHUEWVX \
  | 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: 2d4309b5d6d72806c91a88aa63d096adef3eaa72365be8e22c0cdcbbdf738167

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4f4c8c808910525e9c896cf7edba6dfe31f3eae2b2c78b75494002061c9e158",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-03-10T09:17:00Z",
    "title_canon_sha256": "35b033dd37799a34a675f00ea5a70a43a9e6dd063d941ae29c4bf7db16631c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02823",
    "kind": "arxiv",
    "version": 2
  }
}