Pith Number

pith:UDTCRAZT

pith:2003:UDTCRAZTLUXYF4FYQLCJJ3OGH2

not attested not anchored not stored refs pending

Chandra Observations of a Young Embedded Magnetic B Star in the rho Ophiuchus Cloud

Kenji Hamaguchi, Kensuke Imanishi, Michael F. Corcoran

arxiv:astro-ph/0309164 v1 · 2003-09-05 · 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{UDTCRAZTLUXYF4FYQLCJJ3OGH2}

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	2026-05-18T01:40:38.266269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0e62883335d2f82f0b882c494edc63ea1c779eee6defc6df18c92b6f8c65f6e

Aliases

arxiv: astro-ph/0309164 · arxiv_version: astro-ph/0309164v1 · doi: 10.48550/arxiv.astro-ph/0309164 · pith_short_12: UDTCRAZTLUXY · pith_short_16: UDTCRAZTLUXYF4FY · pith_short_8: UDTCRAZT

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/UDTCRAZTLUXYF4FYQLCJJ3OGH2 \
  | 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: a0e62883335d2f82f0b882c494edc63ea1c779eee6defc6df18c92b6f8c65f6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3fd83721d9bb253376fe111c634e96f986f7917c5697eb526243b3fdf3767ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-05T00:40:41Z",
    "title_canon_sha256": "29f994d4186041a6406e3f9c6e6c3c65a437d43ab916117c5307ef23b1b933ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309164",
    "kind": "arxiv",
    "version": 1
  }
}