Pith Number

pith:VKBV5QMF

pith:2023:VKBV5QMFI6L2EUHNHDJ2W7AOYG

not attested not anchored not stored refs pending

VLBI astrometry on the white dwarf pulsar AR Scorpii

Bo Xia, Bo Zhang, Fengchun Shu, Guanghui Li, Hongmin Cao, Jun Yang, Lang Cui, Pengfei Jiang, Sergei Gulyaev, Shuangjing Xu, Stuart Weston, Tao An, Wen Chen, Wu Jiang, Xiang Liu

arxiv:2301.13470 v1 · 2023-01-31 · astro-ph.SR · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKBV5QMFI6L2EUHNHDJ2W7AOYG}

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	2026-07-05T05:39:32.408999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa835ec1854797a250ed38d3ab7c0ec1a9c6a67ca563c9fe4a2e35fb65628eec

Aliases

arxiv: 2301.13470 · arxiv_version: 2301.13470v1 · doi: 10.48550/arxiv.2301.13470 · pith_short_12: VKBV5QMFI6L2 · pith_short_16: VKBV5QMFI6L2EUHN · pith_short_8: VKBV5QMF

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/VKBV5QMFI6L2EUHNHDJ2W7AOYG \
  | 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: aa835ec1854797a250ed38d3ab7c0ec1a9c6a67ca563c9fe4a2e35fb65628eec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f65adda9c76abc889bbdbd9154d4534d85fca9bcc14791ae213392fade3b124",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-01-31T08:35:05Z",
    "title_canon_sha256": "125d25ab05e73efbc42019e176ce8e46f0108d2a6ca62b31a555ffde8719baca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.13470",
    "kind": "arxiv",
    "version": 1
  }
}