Pith Number

pith:5TPFGYYW

pith:2009:5TPFGYYWAC2ULI4NQ4RLFY6FMS

not attested not anchored not stored refs pending

Measuring dark matter ellipticity of Abell 901/902 using Particle Based Lensing

Andrea Morandi, Catherine Heymans, David M. Goldberg, Sanghamitra Deb

arxiv:0912.4260 v1 · 2009-12-21 · 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{5TPFGYYWAC2ULI4NQ4RLFY6FMS}

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	2026-05-18T02:33:55.733535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecde53631600b545a38d8722b2e3c564914e62b480e3235527de391304c8dc35

Aliases

arxiv: 0912.4260 · arxiv_version: 0912.4260v1 · doi: 10.48550/arxiv.0912.4260 · pith_short_12: 5TPFGYYWAC2U · pith_short_16: 5TPFGYYWAC2ULI4N · pith_short_8: 5TPFGYYW

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/5TPFGYYWAC2ULI4NQ4RLFY6FMS \
  | 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: ecde53631600b545a38d8722b2e3c564914e62b480e3235527de391304c8dc35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2ebaefea9d23bb73c673542d5caa26e27ff962c92ee93f1745bb6a7669794c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-21T21:00:14Z",
    "title_canon_sha256": "7549f797485c9b2f12face3c785acdb86d35d1ccd1f6d324c2b9a80b9e95cddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4260",
    "kind": "arxiv",
    "version": 1
  }
}