Pith Number

pith:2634BYLQ

pith:2007:2634BYLQ5HGKUEM3PXB4XVBUJV

not attested not anchored not stored refs pending

Herbig Ae/Be Stars in the Magellanic Bridge

Akika Ishihara, Daisuke Baba, Daisuke Kato, Hinako Fukushi, Hirofumi Hatano, Koji Sugitani, Motohide Tamura, Nobuhiko Kusakabe, Noriyuki Matsunaga, Shogo Nishiyama, Shuji Sato, Tetsuya Nagata, Yasuaki Haba, Yasushi Nakajima

arxiv:astro-ph/0702504 v1 · 2007-02-20 · 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{2634BYLQ5HGKUEM3PXB4XVBUJV}

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	2026-07-04T15:36:25.180720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7b7c0e170e9ccaa119b7dc3cbd4344d78642aecbe15319aefbd39e96dad97ae

Aliases

arxiv: astro-ph/0702504 · arxiv_version: astro-ph/0702504v1 · doi: 10.48550/arxiv.astro-ph/0702504 · pith_short_12: 2634BYLQ5HGK · pith_short_16: 2634BYLQ5HGKUEM3 · pith_short_8: 2634BYLQ

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/2634BYLQ5HGKUEM3PXB4XVBUJV \
  | 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: d7b7c0e170e9ccaa119b7dc3cbd4344d78642aecbe15319aefbd39e96dad97ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1919df1195acc1e045edaf8b6df13e9ce7a3c1c792357773386d68f7253f0755",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-20T01:42:19Z",
    "title_canon_sha256": "75da86475adef7bc6186e22275e9bf869fe2654d4e85b728d4362d5bda9d214e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702504",
    "kind": "arxiv",
    "version": 1
  }
}