Pith Number

pith:2OSQ5RIE

pith:2019:2OSQ5RIEHP3AJODMZ2FSZEQWF6

not attested not anchored not stored refs pending

A Tail Structure Associated with Protoplanetary Disk around SU Aurigae

Eduard I. Vorobyov, Eiji Akiyama, Hauyu Baobabu Liu, Jerome de Leon, Motohide Tamura, Ruobing Dong, Sheng-Yuan Liu

arxiv:1902.10306 v1 · 2019-02-27 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OSQ5RIEHP3AJODMZ2FSZEQWF6}

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	2026-05-17T23:49:01.797084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3a50ec5043bf604b86cce8b2c92162f971d3b9bc5fea41343adb4bd58ec6232

Aliases

arxiv: 1902.10306 · arxiv_version: 1902.10306v1 · doi: 10.48550/arxiv.1902.10306 · pith_short_12: 2OSQ5RIEHP3A · pith_short_16: 2OSQ5RIEHP3AJODM · pith_short_8: 2OSQ5RIE

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/2OSQ5RIEHP3AJODMZ2FSZEQWF6 \
  | 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: d3a50ec5043bf604b86cce8b2c92162f971d3b9bc5fea41343adb4bd58ec6232

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fd52ecdea46b1ac06cf4462962b40c2809aa5233aa2428b9388a5db292b3a3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-02-27T02:14:41Z",
    "title_canon_sha256": "17103579d1f1bb7be7bc4dcf7ee9aae0791313ed84ef85b0bfc77ac4727945a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10306",
    "kind": "arxiv",
    "version": 1
  }
}