Pith Number

pith:ACYV6EHN

pith:2010:ACYV6EHNFKWQ5RXU7QDXWX5I4Z

not attested not anchored not stored refs pending

New Herbig Ae/Be stars confirmed via high-resolution optical spectroscopy

(2) European Southern Observatory, (3) Max Planck Institute for Astronomy, A. Carmona (1), Heidelberg), J. Rodmann (3) ((1) ISDC Science Data Centre & Geneva Observatory, J. Setiawan (3), M. Audard (1), M.E. van den Ancker (2), Th. Henning (3), University of Geneva

arxiv:1004.3386 v1 · 2010-04-20 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACYV6EHNFKWQ5RXU7QDXWX5I4Z}

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	2026-05-18T02:07:56.328488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b15f10ed2aad0ec6f4fc077b5fa8e658c187cde66ca99772f5a71715425289

Aliases

arxiv: 1004.3386 · arxiv_version: 1004.3386v1 · doi: 10.48550/arxiv.1004.3386 · pith_short_12: ACYV6EHNFKWQ · pith_short_16: ACYV6EHNFKWQ5RXU · pith_short_8: ACYV6EHN

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/ACYV6EHNFKWQ5RXU7QDXWX5I4Z \
  | 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: 00b15f10ed2aad0ec6f4fc077b5fa8e658c187cde66ca99772f5a71715425289

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d71b46cb9f46f0e228d49569cb7b04a57400d050bd86f242db62c04752f1142e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-04-20T09:12:22Z",
    "title_canon_sha256": "edaac176202be76a41de515361d067ce2e6121f5e168660a3472e63748c484d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3386",
    "kind": "arxiv",
    "version": 1
  }
}