Pith Number

pith:37UCG2YY

pith:2003:37UCG2YYCIH6YC2VF6UEIH5NUR

not attested not anchored not stored refs pending

The weak-line T Tauri star V410Tau I. A multi-wavelength study of variability

A. Henden, B. Stelzer, E. Flaccomio, E. Guenther, J. F. Gameiro, K. Grankin, M. Fernandez, P. Predehl, R. H. Durisen, R. Jayawardhana, S. Mohanty, V. Burwitz, V. M. Costa

arxiv:astro-ph/0309314 v1 · 2003-09-11 · 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{37UCG2YYCIH6YC2VF6UEIH5NUR}

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	2026-07-04T16:51:38.390862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfe8236b18120fec0b552fa8441fada46c94d1ca907cebed3c65dbf5d0b130d0

Aliases

arxiv: astro-ph/0309314 · arxiv_version: astro-ph/0309314v1 · doi: 10.48550/arxiv.astro-ph/0309314 · pith_short_12: 37UCG2YYCIH6 · pith_short_16: 37UCG2YYCIH6YC2V · pith_short_8: 37UCG2YY

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/37UCG2YYCIH6YC2VF6UEIH5NUR \
  | 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: dfe8236b18120fec0b552fa8441fada46c94d1ca907cebed3c65dbf5d0b130d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fabc9d6bd07a2b280a9d60607408380487fa625f312bfb2d2b18c1e3e2a1fdd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-11T09:29:32Z",
    "title_canon_sha256": "364f06d24b73053e74d09afed058a26299231fae722ca028760b5dd90a71fc24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309314",
    "kind": "arxiv",
    "version": 1
  }
}