Pith Number

pith:SIOKGJQH

pith:2009:SIOKGJQH2N2NMDXLNLESPSXZN3

not attested not anchored not stored refs pending

Measuring Dark Matter Substructure with Galaxy-Galaxy Flexion Statistics

A. Amara, D. J. Bacon, J. I. Read

arxiv:0909.5133 v1 · 2009-09-28 · 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{SIOKGJQH2N2NMDXLNLESPSXZN3}

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	2026-05-18T02:11:36.845479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

921ca32607d374d60eeb6ac927caf96ecc232d8fec987ee0a1748f4e789c21f6

Aliases

arxiv: 0909.5133 · arxiv_version: 0909.5133v1 · doi: 10.48550/arxiv.0909.5133 · pith_short_12: SIOKGJQH2N2N · pith_short_16: SIOKGJQH2N2NMDXL · pith_short_8: SIOKGJQH

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/SIOKGJQH2N2NMDXLNLESPSXZN3 \
  | 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: 921ca32607d374d60eeb6ac927caf96ecc232d8fec987ee0a1748f4e789c21f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c61268667b1edcafe451dd7f94febf2fd7c35ad85eb3cb1fdd125bfc9fc1642",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-28T19:42:29Z",
    "title_canon_sha256": "8a456ed87fa46f9a1c27a329154b2cde69be3dac5767189223dbd591d2e1d6f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5133",
    "kind": "arxiv",
    "version": 1
  }
}