Pith Number

pith:BYXZP57A

pith:2005:BYXZP57AH3LJJQKART3G3C3WVV

not attested not anchored not stored refs pending

Time resolved spectroscopy of KPD1930+2752

N. Przybilla, R. P. Kudritzki, S. Geier, U. Heber

arxiv:astro-ph/0510795 v1 · 2005-10-28 · 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{BYXZP57AH3LJJQKART3G3C3WVV}

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	2026-07-04T14:50:46.300943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e2f97f7e03ed694c1408cf66d8b76ad42c7e632a2e4260697ea72deaff75ce2

Aliases

arxiv: astro-ph/0510795 · arxiv_version: astro-ph/0510795v1 · doi: 10.48550/arxiv.astro-ph/0510795 · pith_short_12: BYXZP57AH3LJ · pith_short_16: BYXZP57AH3LJJQKA · pith_short_8: BYXZP57A

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/BYXZP57AH3LJJQKART3G3C3WVV \
  | 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: 0e2f97f7e03ed694c1408cf66d8b76ad42c7e632a2e4260697ea72deaff75ce2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d35fef4f80697b2d492f677c0589c9e8a613bc43677197c6740351564edbd542",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-10-28T08:41:10Z",
    "title_canon_sha256": "665fb6bbc5d2edaa2e1744b891be911f914ce64a88339ce0e9ce60abaca6e46f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0510795",
    "kind": "arxiv",
    "version": 1
  }
}