Pith Number

pith:A65BN35H

pith:2005:A65BN35HGQXAMQELWDGSUABGZD

not attested not anchored not stored refs pending

Chandra HETGS Multi-Phase Spectroscopy of the Young Magnetic O Star theta^1 Orionis C

Asif Ud-Doula, David H. Cohen, Joseph J. MacFarlane, Marc Gagne, Mary E. Oksala, Richard H. D. Townsend, Stanley P. Owocki, Stephanie K. Tonnesen

arxiv:astro-ph/0504296 v3 · 2005-04-13 · 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{A65BN35HGQXAMQELWDGSUABGZD}

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	2026-05-18T04:22:20.739616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07ba16efa7342e06408bb0cd2a0026c8ec9b4abce2ecf70c1ddef529a50a8235

Aliases

arxiv: astro-ph/0504296 · arxiv_version: astro-ph/0504296v3 · doi: 10.48550/arxiv.astro-ph/0504296 · pith_short_12: A65BN35HGQXA · pith_short_16: A65BN35HGQXAMQEL · pith_short_8: A65BN35H

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/A65BN35HGQXAMQELWDGSUABGZD \
  | 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: 07ba16efa7342e06408bb0cd2a0026c8ec9b4abce2ecf70c1ddef529a50a8235

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec5f9f4617763382586bd1fd440e756efbb5c70a42131860f9625da2df687753",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-13T14:03:15Z",
    "title_canon_sha256": "78cdccbc1a8f19c17e94bfc7f5c6ede55d49c1d370b2b3e0a47070362bb87ef8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504296",
    "kind": "arxiv",
    "version": 3
  }
}