Pith Number

pith:LCS26LPG

pith:2021:LCS26LPG5OSHARKSEFHW4DS3NZ

not attested not anchored not stored refs pending

The LSST-DESC 3x2pt Tomography Optimization Challenge

Abby Bault, Adam Broussard, Alex I. Malz, Andrina Nicola, Andy Park, Angus H. Wright, An\v{z}e Slosar, Bela Abolfathi, Bernardo M. O. Fraga, Cl\'ecio R. Bom, David Alonso, David Kirkby, Dylan Green, Eduardo S. Cypriano, Elizabeth J. Gonzalez, Erfan Nourbakhsh, Eric Gawiser, Eve Kovacs, Fran\c{c}ois Lanusse, Gabriel Teixeira, Jean-Eric Campagne, Joe Zuntz, Kartheik Iyer, Katrin Heitmann, Massimo Brescia, Peter Hatfield, Stefano Cavuoti, Yao-Yuan Mao (for the LSST Dark Energy Science Collaboration)

arxiv:2108.13418 v2 · 2021-08-30 · astro-ph.IM · 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{LCS26LPG5OSHARKSEFHW4DS3NZ}

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	2026-07-05T03:23:49.097923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58a5af2de6eba4704552214f6e0e5b6e5364160639416301d6572725455c7986

Aliases

arxiv: 2108.13418 · arxiv_version: 2108.13418v2 · doi: 10.48550/arxiv.2108.13418 · pith_short_12: LCS26LPG5OSH · pith_short_16: LCS26LPG5OSHARKS · pith_short_8: LCS26LPG

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/LCS26LPG5OSHARKSEFHW4DS3NZ \
  | 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: 58a5af2de6eba4704552214f6e0e5b6e5364160639416301d6572725455c7986

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e924cd3b9cb88b27d2c2438f21fd10e0ad5cb4b384f8854ad0690c09ac43cb2a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-30T11:59:16Z",
    "title_canon_sha256": "ff2904b93eaf29dea1d5f59151134c3f8dd3dc2b767589f841747bbe03244dd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13418",
    "kind": "arxiv",
    "version": 2
  }
}