Pith Number

pith:UCPCOKU5

pith:2017:UCPCOKU5NXPVBFVZIAPRIC2O6L

not attested not anchored not stored refs pending

On Mass Concentrations & Magnitude Gaps of Galaxy Systems in the CS82 Survey

Andr\'e Z. Vitorelli, Bruno Moraes, Eduardo S. Cypriano, Maria E. S. Pereira, Mart\'in Makler, Thomas Erben

arxiv:1708.03344 v1 · 2017-08-10 · 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{UCPCOKU5NXPVBFVZIAPRIC2O6L}

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	2026-05-18T00:27:46.016761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a09e272a9d6ddf5096b9401f140b4ef2dfb80caa4d5e7755e07f4cf0a3808c25

Aliases

arxiv: 1708.03344 · arxiv_version: 1708.03344v1 · doi: 10.48550/arxiv.1708.03344 · pith_short_12: UCPCOKU5NXPV · pith_short_16: UCPCOKU5NXPVBFVZ · pith_short_8: UCPCOKU5

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/UCPCOKU5NXPVBFVZIAPRIC2O6L \
  | 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: a09e272a9d6ddf5096b9401f140b4ef2dfb80caa4d5e7755e07f4cf0a3808c25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "798261dbefc01ef47cd6446dcb0c8bcf5f378f8b1b52d71cc2f54df45c51aba0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-08-10T18:16:44Z",
    "title_canon_sha256": "6f38915a0f2f85fdd9922b7b3a74ee0685dd1022077bd95c154117e59a1c4dbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03344",
    "kind": "arxiv",
    "version": 1
  }
}