Pith Number

pith:M5EUHLCU

pith:2000:M5EUHLCUNC5JZS5BWBM2BPVDHD

not attested not anchored not stored refs pending

X-ray flares on zero-age- and pre-main sequence stars in Taurus-Auriga-Perseus

B. Stelzer, R. Neuhaeuser, V. Hambaryan

arxiv:astro-ph/0002354 v1 · 2000-02-17 · 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{M5EUHLCUNC5JZS5BWBM2BPVDHD}

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.

Cited by

1 paper in Pith

The Age and High Energy Environment of the Very Young Transiting Exoplanet TOI 1227b

Receipt and verification

First computed	2026-07-04T14:10:11.517462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

674943ac5468ba9ccba1b059a0bea338cb1575e9b605f4df4094b6ee9017b2e8

Aliases

arxiv: astro-ph/0002354 · arxiv_version: astro-ph/0002354v1 · doi: 10.48550/arxiv.astro-ph/0002354 · pith_short_12: M5EUHLCUNC5J · pith_short_16: M5EUHLCUNC5JZS5B · pith_short_8: M5EUHLCU

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/M5EUHLCUNC5JZS5BWBM2BPVDHD \
  | 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: 674943ac5468ba9ccba1b059a0bea338cb1575e9b605f4df4094b6ee9017b2e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13d37294f7e81d797e4f50198c7a3fa4568c9b3fd92cc2c37cf627160d69b789",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-02-17T16:13:54Z",
    "title_canon_sha256": "6b7e12d5e2911ad33a622ffcd9e080d6acd33d0b1edbac988e69bbde0284b4ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0002354",
    "kind": "arxiv",
    "version": 1
  }
}