Pith Number

pith:IHKMV5Q4

pith:2010:IHKMV5Q4HI5M3BOZJWO42IKYTO

not attested not anchored not stored refs pending

Spectroscopic analysis of the B/Be visual binary HR 1847

A. Kawka, D. Kor\v{c}\'akov\'a, J. Kub\'at, K. Uytterhoeven, L. Iliev, M. Dov\v{c}iak, M. I. Nouh, M. \v{S}lechta, P. Hadrava, P. \v{S}koda, S. M. Saad, V. Votruba

arxiv:1007.2211 v1 · 2010-07-13 · 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{IHKMV5Q4HI5M3BOZJWO42IKYTO}

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	2026-05-18T02:06:22.249625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41d4caf61c3a3acd85d94d9dcd21589bad674eb05ebd647dadb36b1c6beed6fc

Aliases

arxiv: 1007.2211 · arxiv_version: 1007.2211v1 · doi: 10.48550/arxiv.1007.2211 · pith_short_12: IHKMV5Q4HI5M · pith_short_16: IHKMV5Q4HI5M3BOZ · pith_short_8: IHKMV5Q4

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/IHKMV5Q4HI5M3BOZJWO42IKYTO \
  | 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: 41d4caf61c3a3acd85d94d9dcd21589bad674eb05ebd647dadb36b1c6beed6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80461daedf9e3e1f5284c1e94f138a71ce8576dc0a115f85bd3f16e85863a0a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-07-13T21:42:38Z",
    "title_canon_sha256": "e7e2bdfe4f84147291d07f1007d8035949053bf51fa96cd4c700dd626ddff35b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2211",
    "kind": "arxiv",
    "version": 1
  }
}