Pith Number

pith:E3Q3EK3K

pith:2005:E3Q3EK3KO2HGLKTA2ZUPRCRBH4

not attested not anchored not stored refs pending

Spectroscopy of roAp star pulsation: HD24712

A.Magazzu, D.Lyashko, F.Leone, G.Lo Curto, H.Saio, I.Ilyin, M.Sachkov, O.Kochukhov, S.Bagnulo, T.Kallinger, T.L\"uftinger, T.Ryabchikova, W.W.Weiss

arxiv:astro-ph/0509748 v1 · 2005-09-26 · 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{E3Q3EK3KO2HGLKTA2ZUPRCRBH4}

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	2026-05-18T01:07:26.756529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26e1b22b6a768e65aa60d668f88a213f23a83dda46bc94596d346a39bb64e582

Aliases

arxiv: astro-ph/0509748 · arxiv_version: astro-ph/0509748v1 · doi: 10.48550/arxiv.astro-ph/0509748 · pith_short_12: E3Q3EK3KO2HG · pith_short_16: E3Q3EK3KO2HGLKTA · pith_short_8: E3Q3EK3K

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/E3Q3EK3KO2HGLKTA2ZUPRCRBH4 \
  | 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: 26e1b22b6a768e65aa60d668f88a213f23a83dda46bc94596d346a39bb64e582

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5afd18f9480c3b53511216e7d3ea3fe62aa13873676594ba8bfc595492f8dad",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-26T11:21:14Z",
    "title_canon_sha256": "3ae449f26c5f08a87d173c7a06062f506490b2df10113847bb4f0af2f6c3c708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509748",
    "kind": "arxiv",
    "version": 1
  }
}