Pith Number

pith:ULI53G5L

pith:2008:ULI53G5LGZZCI5LDSF2HMRFPXC

not attested not anchored not stored refs pending

A New Look at Massive Clusters: weak lensing constraints on the triaxial dark matter halos of Abell 1689, Abell 1835, & Abell 2204

Douglas Clowe, Lindsay J. King, Virginia L. Corless

arxiv:0812.0632 v1 · 2008-12-03 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULI53G5LGZZCI5LDSF2HMRFPXC}

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	2026-07-04T17:13:48.632623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2d1dd9bab367224756391747644afb8885ff85ba77536d3a9d33ae9eef4dec2

Aliases

arxiv: 0812.0632 · arxiv_version: 0812.0632v1 · doi: 10.48550/arxiv.0812.0632 · pith_short_12: ULI53G5LGZZC · pith_short_16: ULI53G5LGZZCI5LD · pith_short_8: ULI53G5L

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/ULI53G5LGZZCI5LDSF2HMRFPXC \
  | 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: a2d1dd9bab367224756391747644afb8885ff85ba77536d3a9d33ae9eef4dec2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba1c190beb2b0ffe41ffd7b7a0a122c4bb93d63d7f54734e829152ff1f525d49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-03T02:02:00Z",
    "title_canon_sha256": "faf789eaf71684e2b08a09710bf94a00db2c18d01a22fd288031029d22ab927d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0632",
    "kind": "arxiv",
    "version": 1
  }
}