Pith Number

pith:3KN7RYTJ

pith:2011:3KN7RYTJML3GQP5OPONGXRPQCF

not attested not anchored not stored refs pending

An estimate of the electron density in filaments of galaxies at z~0.1

Amelia Fraser-McKelvie, Jasmina S. Lazendic, Kevin A. Pimbblet

arxiv:1104.0711 v2 · 2011-04-04 · astro-ph.CO · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3KN7RYTJML3GQP5OPONGXRPQCF}

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	2026-05-18T02:02:38.126425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da9bf8e26962f6683fae7b9a6bc5f01169e53021107720b5515294b3e07a5d37

Aliases

arxiv: 1104.0711 · arxiv_version: 1104.0711v2 · doi: 10.48550/arxiv.1104.0711 · pith_short_12: 3KN7RYTJML3G · pith_short_16: 3KN7RYTJML3GQP5O · pith_short_8: 3KN7RYTJ

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/3KN7RYTJML3GQP5OPONGXRPQCF \
  | 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: da9bf8e26962f6683fae7b9a6bc5f01169e53021107720b5515294b3e07a5d37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adacaa3ebeaee81d78e2952e99f539a187081fd663b6199ec1eeb1a76421ffa5",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-04T23:41:24Z",
    "title_canon_sha256": "676cec83ad8cba6c00c3695547f4472a0f646c1176768598351e920d6f8327d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0711",
    "kind": "arxiv",
    "version": 2
  }
}