Pith Number

pith:M4L4EYOC

pith:2011:M4L4EYOCL3CB3FQQ3PQYVG75TO

not attested not anchored not stored refs pending

Asterosesimology of the Delta Scuti Star V650 Tauri

C. Zurita, J.N. Fu, L. Fox-Machado, M. Alvarez, R. Michel

arxiv:1103.3071 v1 · 2011-03-16 · 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{M4L4EYOCL3CB3FQQ3PQYVG75TO}

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	2026-05-18T04:26:44.898817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6717c261c25ec41d9610dbe18a9bfd9bbf919d50809935b3089f0cae5bfb1b21

Aliases

arxiv: 1103.3071 · arxiv_version: 1103.3071v1 · doi: 10.48550/arxiv.1103.3071 · pith_short_12: M4L4EYOCL3CB · pith_short_16: M4L4EYOCL3CB3FQQ · pith_short_8: M4L4EYOC

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/M4L4EYOCL3CB3FQQ3PQYVG75TO \
  | 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: 6717c261c25ec41d9610dbe18a9bfd9bbf919d50809935b3089f0cae5bfb1b21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c06626e35fd5e0ae7263f36e16f6aaad9ef661e520114cac22770031be34407",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-03-16T00:05:45Z",
    "title_canon_sha256": "1145924166b55476c6f09754b01020b5d7c4e1f6d55c567638f1f3ce97cf7a87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3071",
    "kind": "arxiv",
    "version": 1
  }
}