Pith Number

pith:ZVVGALT7

pith:2018:ZVVGALT7S2S6DWRA3BS66IOUSC

not attested not anchored not stored refs pending

ALMA observations of polarization from dust scattering in the IM Lup protoplanetary disk

Akimasa Kataoka, A. Meredith Hughes, Charles L. H. Hull, David Wilner, Haifeng Yang, Ian W. Stephens, Laura M. P\'erez, Leslie Looney, L. Ilsedore Cleeves, Sean Andrews, Xuening Bai, Zhi-Yun Li

arxiv:1804.06269 v1 · 2018-04-17 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZVVGALT7S2S6DWRA3BS66IOUSC}

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	2026-05-18T00:12:17.542872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd6a602e7f96a5e1da20d865ef21d490bc600441eaf0c8b270302a58d731fa79

Aliases

arxiv: 1804.06269 · arxiv_version: 1804.06269v1 · doi: 10.48550/arxiv.1804.06269 · pith_short_12: ZVVGALT7S2S6 · pith_short_16: ZVVGALT7S2S6DWRA · pith_short_8: ZVVGALT7

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/ZVVGALT7S2S6DWRA3BS66IOUSC \
  | 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: cd6a602e7f96a5e1da20d865ef21d490bc600441eaf0c8b270302a58d731fa79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2043cb1e4bdcd3f9cd021706e026ec6f02bda1070d89396e66418a6a7e16cde0",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-17T14:07:59Z",
    "title_canon_sha256": "b0034a103cc2c84c4048e6699f169438664512b6174f0dfb16bc8328143342f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06269",
    "kind": "arxiv",
    "version": 1
  }
}