Pith Number

pith:VJXMMXDF

pith:2020:VJXMMXDFEL5H5YFNF4WRJSZBC3

not attested not anchored not stored refs pending

Optimal strategies for identifying quasars in DESI

Andreu Font-Ribera, Andrew Pontzen, James Farr

arxiv:2007.10348 v2 · 2020-07-20 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJXMMXDFEL5H5YFNF4WRJSZBC3}

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

2 papers in Pith

DESI 2024 IV: Baryon Acoustic Oscillations from the Lyman Alpha Forest

Cosmological analysis of the DESI DR1 Lyman alpha 1D power spectrum

Receipt and verification

First computed	2026-07-05T01:57:36.306764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa6ec65c6522fa7ee0ad2f2d14cb2116de58740aad2dc082bf2ae8cf52c547ac

Aliases

arxiv: 2007.10348 · arxiv_version: 2007.10348v2 · doi: 10.48550/arxiv.2007.10348 · pith_short_12: VJXMMXDFEL5H · pith_short_16: VJXMMXDFEL5H5YFN · pith_short_8: VJXMMXDF

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/VJXMMXDFEL5H5YFNF4WRJSZBC3 \
  | 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: aa6ec65c6522fa7ee0ad2f2d14cb2116de58740aad2dc082bf2ae8cf52c547ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "535f23b3764df3524bec449f40434cc4d4be75a86852c86fa7f5c8ee900a0034",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-07-20T18:00:02Z",
    "title_canon_sha256": "a4afae29b94105b01e354dbe5f25ab9b21025639ad3bcd1c6a6cc609431c0a80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.10348",
    "kind": "arxiv",
    "version": 2
  }
}