Pith Number

pith:GIY67B3Y

pith:2001:GIY67B3YK3ORREL3UPEV7KZT23

not attested not anchored not stored refs pending

The Oldest Stellar Populations at z ~ 1.5

Alan Stockton

arxiv:astro-ph/0104191 v1 · 2001-04-11 · 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{GIY67B3YK3ORREL3UPEV7KZT23}

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

Towards Bayesian Photometric Cosmic Chronometers: Application to VIPERS

Receipt and verification

First computed	2026-07-04T14:11:08.174882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3231ef877856dd18917ba3c95fab33d6cd48522a745b88688cfded38b34e680c

Aliases

arxiv: astro-ph/0104191 · arxiv_version: astro-ph/0104191v1 · doi: 10.48550/arxiv.astro-ph/0104191 · pith_short_12: GIY67B3YK3OR · pith_short_16: GIY67B3YK3ORREL3 · pith_short_8: GIY67B3Y

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/GIY67B3YK3ORREL3UPEV7KZT23 \
  | 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: 3231ef877856dd18917ba3c95fab33d6cd48522a745b88688cfded38b34e680c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "726563e547d6608f56b0c6925a726523d6b9abe09c33270718b4bff8be68014b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-11T07:50:34Z",
    "title_canon_sha256": "d3cefaf1f316734af5b6715bfa2fe575b8a8566eefbd0cac00fee6d3f54a2916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104191",
    "kind": "arxiv",
    "version": 1
  }
}