Pith Number

pith:Y6YDSLCV

pith:1999:Y6YDSLCVPVBZE7M3ZDARWWAESF

not attested not anchored not stored refs pending

Creating Spectral Templates from Multicolor Redshift Surveys

2), (2) Eotvos Lorand University, 3), (3) University of Pittsburgh, 4) ((1)The Johns Hopkins University, (4) Space Telescope Science Institute), Alex S. Szalay (1), Andrew J. Connolly (1, Istvan Csabai (1, Mark E. Dickinson (1, Tamas Budavari (1

arxiv:astro-ph/9908008 v1 · 1999-08-02 · 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{Y6YDSLCVPVBZE7M3ZDARWWAESF}

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	2026-05-18T01:40:12.854113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7b0392c557d43927d9bc8c11b58049142980f7f8676d6ccd81911055099f73f

Aliases

arxiv: astro-ph/9908008 · arxiv_version: astro-ph/9908008v1 · doi: 10.48550/arxiv.astro-ph/9908008 · pith_short_12: Y6YDSLCVPVBZ · pith_short_16: Y6YDSLCVPVBZE7M3 · pith_short_8: Y6YDSLCV

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/Y6YDSLCVPVBZE7M3ZDARWWAESF \
  | 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: c7b0392c557d43927d9bc8c11b58049142980f7f8676d6ccd81911055099f73f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b1b48939c6f249d41a68aa6fd5c0f6f8d33488108c65e6d62370ab1683924f7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-08-02T21:00:56Z",
    "title_canon_sha256": "9b6d0aa9739c51e5355167f9698bf830b5545b0ed69904bb332810cc83e3bd74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9908008",
    "kind": "arxiv",
    "version": 1
  }
}