Pith Number

pith:2V35WW3J

pith:2013:2V35WW3JUPEOP6PTNEUKOGRFLJ

not attested not anchored not stored refs pending

Optimising Spectroscopic and Photometric Galaxy Surveys: Same-sky Benefits for Dark Energy and Modified Gravity

Donnacha Kirk, Filipe B. Abdalla, Joshua A. Frieman, Ofer Lahav, Sarah Bridle, Stephanie Jouvel

arxiv:1307.8062 v1 · 2013-07-30 · 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{2V35WW3JUPEOP6PTNEUKOGRFLJ}

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.

Cited by

1 paper in Pith

The DESI Experiment Part I: Science,Targeting, and Survey Design

Receipt and verification

First computed	2026-05-18T00:49:19.580155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d577db5b69a3c8e7f9f36928a71a255a60e7c0925be3509997ade24a754a87bc

Aliases

arxiv: 1307.8062 · arxiv_version: 1307.8062v1 · doi: 10.48550/arxiv.1307.8062 · pith_short_12: 2V35WW3JUPEO · pith_short_16: 2V35WW3JUPEOP6PT · pith_short_8: 2V35WW3J

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/2V35WW3JUPEOP6PTNEUKOGRFLJ \
  | 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: d577db5b69a3c8e7f9f36928a71a255a60e7c0925be3509997ade24a754a87bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2fbc1f6faa5d33ec6b75cecaf77eda9092ebdc0f468b0c5961f14e58765a448",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-30T17:43:45Z",
    "title_canon_sha256": "3471c969b0db132bdbad545c2284488ed1a7ffc5373539b9f519d78f14e09d7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8062",
    "kind": "arxiv",
    "version": 1
  }
}