Pith Number

pith:RULQBMQN

pith:2007:RULQBMQNZWD62NPYREWSJOHJVU

not attested not anchored not stored refs pending

Pre-main sequence spectroscopic binaries suitable for VLTI observations

B. Stecklum, E. Covino, E. W. Guenther, F. Cusano, J. M. Alcala, M. Esposito, R. Mundt

arxiv:astro-ph/0702268 v1 · 2007-02-09 · 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{RULQBMQNZWD62NPYREWSJOHJVU}

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	2026-07-04T17:07:38.487359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d1700b20dcd87ed35f8892d24b8e9ad2e40a94d7309bda17474025de4b8879e

Aliases

arxiv: astro-ph/0702268 · arxiv_version: astro-ph/0702268v1 · doi: 10.48550/arxiv.astro-ph/0702268 · pith_short_12: RULQBMQNZWD6 · pith_short_16: RULQBMQNZWD62NPY · pith_short_8: RULQBMQN

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/RULQBMQNZWD62NPYREWSJOHJVU \
  | 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: 8d1700b20dcd87ed35f8892d24b8e9ad2e40a94d7309bda17474025de4b8879e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a61a75e278a385ced34d959f4cd103e90f7ee54b1b388f0f66f2457c2a6af0e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-09T18:30:27Z",
    "title_canon_sha256": "5590854edf4af957f1bb824c02301fed9b2f5952fcc2f8a885af76048779f303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702268",
    "kind": "arxiv",
    "version": 1
  }
}