Pith Number

pith:K2NIL3FJ

pith:2018:K2NIL3FJ4L2MZRHKF2CH2HPNKG

not attested not anchored not stored refs pending

A window into $\delta$ Sct stellar interiors: Understanding the eclipsing binary system TT Hor

Joao Bento, Margaret Streamer, Michael J. Ireland, Simon J. Murphy

arxiv:1807.03917 v1 · 2018-07-11 · 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{K2NIL3FJ4L2MZRHKF2CH2HPNKG}

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	2026-05-18T00:09:10.889179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

569a85eca9e2f4ccc4ea2e847d1ded5181790481f71b5747316e782434bc3d3c

Aliases

arxiv: 1807.03917 · arxiv_version: 1807.03917v1 · doi: 10.48550/arxiv.1807.03917 · pith_short_12: K2NIL3FJ4L2M · pith_short_16: K2NIL3FJ4L2MZRHK · pith_short_8: K2NIL3FJ

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/K2NIL3FJ4L2MZRHKF2CH2HPNKG \
  | 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: 569a85eca9e2f4ccc4ea2e847d1ded5181790481f71b5747316e782434bc3d3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "097446f104a601b0b7a2e5efb6649e05527af51ffa5d0c8cb2acf3c54c66f3ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-11T01:22:35Z",
    "title_canon_sha256": "f2727f1f7f650f428b82538002070702b21235c735acf8640058f04c4fccd381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03917",
    "kind": "arxiv",
    "version": 1
  }
}