Pith Number

pith:5WVWVYVD

pith:2000:5WVWVYVDGEAZ24X5Y6MCNHOVR5

not attested not anchored not stored refs pending

An imaging and spectroscopic study of the very metal-deficient blue compact dwarf galaxy Tol 1214--277

(2) Main Astronomical Observatory, (3) University of Virginia, Charlottesville, Germany, Goettingen, K. J. Fricke (1), Kyiv, N.G.Guseva (2), P.Papaderos (1), T.X.Thuan (3) ((1) Universitats--Sternwarte, Ukraine, USA), Y.I.Izotov (2)

arxiv:astro-ph/0011227 v1 · 2000-11-12 · 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{5WVWVYVDGEAZ24X5Y6MCNHOVR5}

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	2026-07-04T16:17:35.508901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edab6ae2a331019d72fdc798269dd58f555660c6907e10e5eeb7943e3a3fd5e8

Aliases

arxiv: astro-ph/0011227 · arxiv_version: astro-ph/0011227v1 · doi: 10.48550/arxiv.astro-ph/0011227 · pith_short_12: 5WVWVYVDGEAZ · pith_short_16: 5WVWVYVDGEAZ24X5 · pith_short_8: 5WVWVYVD

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/5WVWVYVDGEAZ24X5Y6MCNHOVR5 \
  | 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: edab6ae2a331019d72fdc798269dd58f555660c6907e10e5eeb7943e3a3fd5e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aad5d573fac9bb5df807a37325c6cb055d18167f1eb04b4fc43adfd3d561b87b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-11-12T13:21:59Z",
    "title_canon_sha256": "3e980cb496a33af4de63f55dbc2a6b97bb5afa4e74df9c98edc46014af8dbae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0011227",
    "kind": "arxiv",
    "version": 1
  }
}