Pith Number

pith:VWM3UWXW

pith:2007:VWM3UWXWJXBQXDHDTDZ6RN2RFL

not attested not anchored not stored refs pending

Photometric Redshift Error Estimators

Carlos E. Cunha, Hiroaki Oyaizu, Huan Lin, Joshua Frieman, Marcos Lima

arxiv:0711.0962 v1 · 2007-11-06 · 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{VWM3UWXWJXBQXDHDTDZ6RN2RFL}

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	2026-05-18T04:36:41.788335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad99ba5af64dc30b8ce398f3e8b7512af907fceaacd3d49ea0d98a6a82f315f5

Aliases

arxiv: 0711.0962 · arxiv_version: 0711.0962v1 · doi: 10.48550/arxiv.0711.0962 · pith_short_12: VWM3UWXWJXBQ · pith_short_16: VWM3UWXWJXBQXDHD · pith_short_8: VWM3UWXW

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/VWM3UWXWJXBQXDHDTDZ6RN2RFL \
  | 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: ad99ba5af64dc30b8ce398f3e8b7512af907fceaacd3d49ea0d98a6a82f315f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4dd8a774100dd2e98d45e5d4eeff71f1aa775867b6b3e6a1781303945eeb3c9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-06T20:07:31Z",
    "title_canon_sha256": "24f26e3eefb159518b55d6400b4cc3b09c9359fcab2fb8f3b69604e0bbdf808c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.0962",
    "kind": "arxiv",
    "version": 1
  }
}