Pith Number

pith:QJBYUJKU

pith:2021:QJBYUJKUDPSFTJOK3WVT5BXIOE

not attested not anchored not stored refs pending

Impact of Differential Dust Settling on the SED and Polarization: Application to the Inner Region of the HL Tau Disk

Akimasa Kataoka, Anibal Sierra, Carlos Carrasco-Gonz\'alez, Shangjia Zhang, Takahiro Ueda, Zhaohuan Zhu

arxiv:2104.05927 v1 · 2021-04-13 · 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{QJBYUJKUDPSFTJOK3WVT5BXIOE}

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	2026-07-05T02:47:35.332565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82438a25541be459a5caddab3e86e87129718c5edd076be2909a8868f68be186

Aliases

arxiv: 2104.05927 · arxiv_version: 2104.05927v1 · doi: 10.48550/arxiv.2104.05927 · pith_short_12: QJBYUJKUDPSF · pith_short_16: QJBYUJKUDPSFTJOK · pith_short_8: QJBYUJKU

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/QJBYUJKUDPSFTJOK3WVT5BXIOE \
  | 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: 82438a25541be459a5caddab3e86e87129718c5edd076be2909a8868f68be186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d1b4c08419c776905fd284107f4f6cbc033232282da8a042a5aa81e119cf8b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-04-13T04:08:12Z",
    "title_canon_sha256": "b223aae564a06ee930e0f50640eaa178e0aac91a5909a260dc01652868ecb45c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.05927",
    "kind": "arxiv",
    "version": 1
  }
}