Pith Number

pith:F24PQR6Q

pith:2008:F24PQR6Q274UKH6A6JSZF4NGJW

not attested not anchored not stored refs pending

Results of the ROTOR-program. II. The long-term photometric variability of weak-line T Tauri stars

J. Bouvier, K.N. Grankin, S.Yu. Melnikov, W. Herbst

arxiv:0801.3543 v1 · 2008-01-23 · 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{F24PQR6Q274UKH6A6JSZF4NGJW}

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	2026-07-04T17:08:57.296076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eb8f847d0d7f9451fc0f26592f1a64d98c79ebafbcb835ecb3628c49e7e18c7

Aliases

arxiv: 0801.3543 · arxiv_version: 0801.3543v1 · doi: 10.48550/arxiv.0801.3543 · pith_short_12: F24PQR6Q274U · pith_short_16: F24PQR6Q274UKH6A · pith_short_8: F24PQR6Q

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/F24PQR6Q274UKH6A6JSZF4NGJW \
  | 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: 2eb8f847d0d7f9451fc0f26592f1a64d98c79ebafbcb835ecb3628c49e7e18c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a59e7cff58c97d5a6ce6d89f3a5ab93aa64fc91a348e2aa1124ed20b5f48dc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-23T10:24:41Z",
    "title_canon_sha256": "936f4a8a47adcb87ca9f3c3e9b13436c6f60930903b8aaa8358f97ef3a5d682b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.3543",
    "kind": "arxiv",
    "version": 1
  }
}