Pith Number

pith:BSSEMSZL

pith:2016:BSSEMSZLQPA3K3YPB7DUP3G2GM

not attested not anchored not stored refs pending

Polarimetric evidence of a white dwarf pulsar in the binary system AR Scorpii

B.T G\"ansicke, D.A.H. Buckley, P.J. Meintjes, S.B. Potter, T.R. Marsh

arxiv:1612.03185 v1 · 2016-12-09 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BSSEMSZLQPA3K3YPB7DUP3G2GM}

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	2026-05-18T00:52:07.928972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ca4464b2b83c1b56f0f0fc747ecda3304fced65e8e47aba12b3b8d4a13e6180

Aliases

arxiv: 1612.03185 · arxiv_version: 1612.03185v1 · doi: 10.48550/arxiv.1612.03185 · pith_short_12: BSSEMSZLQPA3 · pith_short_16: BSSEMSZLQPA3K3YP · pith_short_8: BSSEMSZL

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/BSSEMSZLQPA3K3YPB7DUP3G2GM \
  | 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: 0ca4464b2b83c1b56f0f0fc747ecda3304fced65e8e47aba12b3b8d4a13e6180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ee13e7887b51cd8d09ff61bf575cfdce1c68765be5b7c5e8b22037da626d441",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-12-09T21:25:50Z",
    "title_canon_sha256": "732f7440c6091cf249b553e202d0becd7f99ea4dd1fee5f92d5d9430f6d2da65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03185",
    "kind": "arxiv",
    "version": 1
  }
}