Pith Number

pith:YR53UURD

pith:2018:YR53UURDM6MQ2QVKHSNIXVBBCY

not attested not anchored not stored refs pending

Near-Infrared High-Resolution Imaging Polarimetry of FU Ori-Type Objects: Towards A Unified Scheme for Low-Mass Protostellar Evolution

\'Agnes K\'osp\'al, Eduard I. Vorobyov, Guangwei Fu, Hauyu Baobab Liu, Jennifer L. Karr, Jerome de Leon, Jun Hashimoto, Michael M. Dunham, Michihiro Takami, Misato Fukagawa, Motohide Tamura, Peter Scicluna, Ruobing Dong, Tae-Soo Pyo, Thomas Henning, Tomoyuki Kudo, Toru Tsuribe

arxiv:1807.03499 v2 · 2018-07-10 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YR53UURDM6MQ2QVKHSNIXVBBCY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:06:37.644777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c47bba522367990d42aa3c9a8bd4211620b36d3aab321ace9b0fe8c8dbe55931

Aliases

arxiv: 1807.03499 · arxiv_version: 1807.03499v2 · doi: 10.48550/arxiv.1807.03499 · pith_short_12: YR53UURDM6MQ · pith_short_16: YR53UURDM6MQ2QVK · pith_short_8: YR53UURD

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/YR53UURDM6MQ2QVKHSNIXVBBCY \
  | 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: c47bba522367990d42aa3c9a8bd4211620b36d3aab321ace9b0fe8c8dbe55931

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18c4a3547b0d5bf93aa581ab6cd84e2be8b4191c3a073592c2fbeb5d12f1c7b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-10T07:08:40Z",
    "title_canon_sha256": "781c1a815cec62f5e3964ab6c74e3ddc47e85ad10af4272f5eaa3beb8273f589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03499",
    "kind": "arxiv",
    "version": 2
  }
}