Pith Number

pith:EVOXZHHB

pith:2021:EVOXZHHBE2252ULLXMACD675SQ

not attested not anchored not stored refs pending

HEALPix Alchemy: Fast All-Sky Geometry and Image Arithmetic in a Relational Database for Multimessenger Astronomy Brokers

Arien Crellin-Quick, B. Parazin, Daniel A. Goldstein, Joshua S. Bloom, Leo P. Singer, Michael W. Coughlin, St\'efan van der Walt

arxiv:2112.06947 v3 · 2021-12-13 · astro-ph.IM · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EVOXZHHBE2252ULLXMACD675SQ}

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	2026-07-05T04:18:16.771220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

255d7c9ce126b5dd516bbb0021fbfd9424b47138623d2d8800850d4b0f8d5e30

Aliases

arxiv: 2112.06947 · arxiv_version: 2112.06947v3 · doi: 10.48550/arxiv.2112.06947 · pith_short_12: EVOXZHHBE225 · pith_short_16: EVOXZHHBE2252ULL · pith_short_8: EVOXZHHB

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/EVOXZHHBE2252ULLXMACD675SQ \
  | 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: 255d7c9ce126b5dd516bbb0021fbfd9424b47138623d2d8800850d4b0f8d5e30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50a63772c144e960db45c35fa7b7575ec579a68a124f431cc2f792afb9fe7cac",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-12-13T19:00:04Z",
    "title_canon_sha256": "c272317ea16065bcc8001f1f84e9f7ef29d3ee4084d319a9545d880fbe4f70a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06947",
    "kind": "arxiv",
    "version": 3
  }
}