Pith Number

pith:FPNAV6QB

pith:2018:FPNAV6QBDWNODYGKBOKHMFCU7B

not attested not anchored not stored refs pending

Butterfly diagram of a Sun-like star observed using asteroseismology

D. Mary, J. Christensen-Dalsgaard, K.R. Sreenivasan, L. Gizon, M. Bazot, M.B. Nielsen, O. Benomar, P. Petit, T.R. White

arxiv:1810.08630 v1 · 2018-10-19 · 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{FPNAV6QBDWNODYGKBOKHMFCU7B}

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	2026-05-17T23:59:48.928615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bda0afa011d9ae1e0ca0b94761454f87b5b1be21f46fa228c0c8ca0425b70ad

Aliases

arxiv: 1810.08630 · arxiv_version: 1810.08630v1 · doi: 10.48550/arxiv.1810.08630 · pith_short_12: FPNAV6QBDWNO · pith_short_16: FPNAV6QBDWNODYGK · pith_short_8: FPNAV6QB

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/FPNAV6QBDWNODYGKBOKHMFCU7B \
  | 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: 2bda0afa011d9ae1e0ca0b94761454f87b5b1be21f46fa228c0c8ca0425b70ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "986a675d35ccfd807bc4b3a364486844567768f28cecd7b7a3de728e11733dff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-19T18:10:08Z",
    "title_canon_sha256": "439c62ea806c9440533610109f958510416a06f08b07ccec3c04657e5fa9ca41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08630",
    "kind": "arxiv",
    "version": 1
  }
}