Pith Number

pith:2VNR4E2W

pith:2013:2VNR4E2WNN4Y4LWWFSYYUOLCRS

not attested not anchored not stored refs pending

Mass, velocity anisotropy, and pseudo phase-space density profiles of Abell 2142

Andrea Biviano, Emiliano Munari, Gary Mamon

arxiv:1311.1210 v4 · 2013-11-05 · 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{2VNR4E2WNN4Y4LWWFSYYUOLCRS}

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	2026-05-18T02:18:22.225404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d55b1e13566b798e2ed62cb18a39628ca49d77976854deee4526ec842dcf03e1

Aliases

arxiv: 1311.1210 · arxiv_version: 1311.1210v4 · doi: 10.48550/arxiv.1311.1210 · pith_short_12: 2VNR4E2WNN4Y · pith_short_16: 2VNR4E2WNN4Y4LWW · pith_short_8: 2VNR4E2W

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/2VNR4E2WNN4Y4LWWFSYYUOLCRS \
  | 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: d55b1e13566b798e2ed62cb18a39628ca49d77976854deee4526ec842dcf03e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a609faf5973910e4982c8b2415d339423ad643a786c26c2b8622aff86efd0be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-05T21:00:04Z",
    "title_canon_sha256": "b9fc59db317ae46af1c595c3d2dc1534c37918471744ea10370ae311bf497a6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1210",
    "kind": "arxiv",
    "version": 4
  }
}