Pith Number

pith:BB7MBWVA

pith:2018:BB7MBWVAF2X426BUW6KFNOE23J

not attested not anchored not stored refs pending

Does HL Tau Disk Polarization in ALMA Band 3 Come from Radiatively Aligned Grains?

Akimasa Kataoka, Haifeng Yang, Ian W. Stephens, Leslie Looney, Zhi-Yun Li

arxiv:1811.11897 v1 · 2018-11-29 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BB7MBWVAF2X426BUW6KFNOE23J}

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	2026-05-17T23:58:36.015951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

087ec0daa02eafcd7834b79456b89ada5748be323f943edff77275d410b3410a

Aliases

arxiv: 1811.11897 · arxiv_version: 1811.11897v1 · doi: 10.48550/arxiv.1811.11897 · pith_short_12: BB7MBWVAF2X4 · pith_short_16: BB7MBWVAF2X426BU · pith_short_8: BB7MBWVA

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/BB7MBWVAF2X426BUW6KFNOE23J \
  | 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: 087ec0daa02eafcd7834b79456b89ada5748be323f943edff77275d410b3410a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eda6ff0a8bc498c6b9b5db3a02b1bc08ab314d32a54a06b0e37380edad6133a",
    "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": "2018-11-29T00:49:47Z",
    "title_canon_sha256": "b594f8570504088af5f46f6be3ee14cba0cab74376b959a1edb2f2faf27db4fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11897",
    "kind": "arxiv",
    "version": 1
  }
}