Pith Number

pith:WAHIFHPD

pith:2008:WAHIFHPDV3BV2BPTVITYMXAAMB

not attested not anchored not stored refs pending

CRUSH: fast and scalable data reduction for imaging arrays

A. Kovacs

arxiv:0805.3928 v2 · 2008-05-26 · 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{WAHIFHPDV3BV2BPTVITYMXAAMB}

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	2026-05-18T02:35:22.227304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b00e829de3aec35d05f3aa27865c006046b7dabaced507cbb6e846dcb241070b

Aliases

arxiv: 0805.3928 · arxiv_version: 0805.3928v2 · doi: 10.48550/arxiv.0805.3928 · pith_short_12: WAHIFHPDV3BV · pith_short_16: WAHIFHPDV3BV2BPT · pith_short_8: WAHIFHPD

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/WAHIFHPDV3BV2BPTVITYMXAAMB \
  | 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: b00e829de3aec35d05f3aa27865c006046b7dabaced507cbb6e846dcb241070b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6caa6bfb2c88e1d323b1e809e94b05aa323d54a52614753300e99dd026b06ae0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-26T18:32:24Z",
    "title_canon_sha256": "49745f0b899e25fcd0e937c0aedca07279dfc04762e26a54af0a660b9347f19c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3928",
    "kind": "arxiv",
    "version": 2
  }
}