Pith Number

pith:NCC7AQT5

pith:2018:NCC7AQT5DMNL5L4CQNUUVH2S4R

not attested not anchored not stored refs pending

Inner disk structure of the classical T Tauri star LkCa 15

A. Carmona, A.-M. Cody, C. Dougados, C. Hill, C. Moutou, C.P. Folsom, E. Alecian, F. M\'enard, G.A.J. Hussain, G. Herczeg, J. Bouvier, J.-F. Donati, K. Grankin, L. Malo, M. Takami, S.G. Gregory, S.H.P. Alencar, the MaTYSSE collaboration

arxiv:1811.04806 v1 · 2018-11-12 · 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{NCC7AQT5DMNL5L4CQNUUVH2S4R}

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	2026-05-17T23:57:37.505183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6885f0427d1b1abeaf8283694a9f52e44e7cfcf44059070d37ef49261d2793a6

Aliases

arxiv: 1811.04806 · arxiv_version: 1811.04806v1 · doi: 10.48550/arxiv.1811.04806 · pith_short_12: NCC7AQT5DMNL · pith_short_16: NCC7AQT5DMNL5L4C · pith_short_8: NCC7AQT5

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/NCC7AQT5DMNL5L4CQNUUVH2S4R \
  | 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: 6885f0427d1b1abeaf8283694a9f52e44e7cfcf44059070d37ef49261d2793a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46aa02ba899fc8b8a24c06c0d5052b011cfe66c7606de81d90bd978e3d7727e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-12T15:39:06Z",
    "title_canon_sha256": "53ac0f24bae9b4e37e7436ee1030248373f373a0bd7d582dbfc65788dfbb340f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04806",
    "kind": "arxiv",
    "version": 1
  }
}