Pith Number

pith:FJS3JS4N

pith:2009:FJS3JS4N6P6WOV2PBTXCHKBTVL

not attested not anchored not stored refs pending

Weak lensing observations of potentially X-ray underluminous galaxy clusters

A. Biviano, H. Boehringer, J.P. Dietrich, M. Lombardi, P. Popesso, Y.-Y. Zhang

arxiv:0903.3599 v2 · 2009-03-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJS3JS4N6P6WOV2PBTXCHKBTVL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:14:26.900767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a65b4cb8df3fd67574f0cee23a833aaf9a7105caf957a77a8905e7aa756c1e0

Aliases

arxiv: 0903.3599 · arxiv_version: 0903.3599v2 · doi: 10.48550/arxiv.0903.3599 · pith_short_12: FJS3JS4N6P6W · pith_short_16: FJS3JS4N6P6WOV2P · pith_short_8: FJS3JS4N

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/FJS3JS4N6P6WOV2PBTXCHKBTVL \
  | 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: 2a65b4cb8df3fd67574f0cee23a833aaf9a7105caf957a77a8905e7aa756c1e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f36a1828b50ce81ca0e578ed54b03dccb3b3d065908a2cb5d6231bf646ed42b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-20T20:04:02Z",
    "title_canon_sha256": "7789159ce431834e340846e47a18658feee482085791f73416c16ba2236f2d55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3599",
    "kind": "arxiv",
    "version": 2
  }
}