Pith Number

pith:KUHSORRG

pith:2017:KUHSORRGKWQ3SXAUFAPFEVHTQ4

not attested not anchored not stored refs pending

Disk masses around solar-mass stars are underestimated by CO observations

Karen Willacy, Mo Yu, Neal J. Evans, Neal J. Turner, Sarah E. Dodson-Robinson

arxiv:1704.05508 v1 · 2017-04-18 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUHSORRGKWQ3SXAUFAPFEVHTQ4}

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	2026-05-18T00:43:25.543246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

550f27462655a1b95c14281e5254f387380fea6e82012a893031c96680d8b38a

Aliases

arxiv: 1704.05508 · arxiv_version: 1704.05508v1 · doi: 10.48550/arxiv.1704.05508 · pith_short_12: KUHSORRGKWQ3 · pith_short_16: KUHSORRGKWQ3SXAU · pith_short_8: KUHSORRG

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/KUHSORRGKWQ3SXAUFAPFEVHTQ4 \
  | 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: 550f27462655a1b95c14281e5254f387380fea6e82012a893031c96680d8b38a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dba2fdd20a301e9c97c19aa8c249601b1dbbaf545f4a49876e7fc0d33eb62a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-04-18T20:06:51Z",
    "title_canon_sha256": "fae1a65ec8976a42f58041685529d56bea89a3869ef885f6c95741df179b472a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05508",
    "kind": "arxiv",
    "version": 1
  }
}