Pith Number

pith:DP7TIX2F

pith:2013:DP7TIX2FPZXDH44PLKZIKMXVTB

not attested not anchored not stored refs pending

Measuring the total and baryonic mass profiles of the very massive CASSOWARY 31 strong lens. A fossil system at z ~ 0.7?

A. Gallazzi, C. Grillo, J. Rasmussen, L. Christensen

arxiv:1305.5844 v1 · 2013-05-24 · 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{DP7TIX2FPZXDH44PLKZIKMXVTB}

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	2026-05-18T01:49:46.699131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bff345f457e6e33f38f5ab28532f59844a6e19223d08ae5fe34e7f67a385e83

Aliases

arxiv: 1305.5844 · arxiv_version: 1305.5844v1 · doi: 10.48550/arxiv.1305.5844 · pith_short_12: DP7TIX2FPZXD · pith_short_16: DP7TIX2FPZXDH44P · pith_short_8: DP7TIX2F

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/DP7TIX2FPZXDH44PLKZIKMXVTB \
  | 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: 1bff345f457e6e33f38f5ab28532f59844a6e19223d08ae5fe34e7f67a385e83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ae234054490f4d83d420a44ab84e2e49d5dec095b6392d2ae09a08932258134",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-24T20:00:15Z",
    "title_canon_sha256": "bfcbdf3c18e29bde56b4a686c64ce212fa73d3f9e18fa0e6e423d1a76a861018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5844",
    "kind": "arxiv",
    "version": 1
  }
}