Pith Number

pith:PT3WUNDU

pith:2016:PT3WUNDULBCXCAFVXIV4UTR4L3

not attested not anchored not stored refs pending

X-ray and optical observations of four polars

A. D. Schwope, H. Worpel, I. Traulsen, K. Reinsch, R. Schwarz, T. Granzer

arxiv:1605.00927 v1 · 2016-05-03 · 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{PT3WUNDULBCXCAFVXIV4UTR4L3}

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	2026-05-18T01:09:35.706158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cf76a347458457100b5ba2bca4e3c5ec5c0a2650631dd9fbfe812275f9a395f

Aliases

arxiv: 1605.00927 · arxiv_version: 1605.00927v1 · doi: 10.48550/arxiv.1605.00927 · pith_short_12: PT3WUNDULBCX · pith_short_16: PT3WUNDULBCXCAFV · pith_short_8: PT3WUNDU

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/PT3WUNDULBCXCAFVXIV4UTR4L3 \
  | 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: 7cf76a347458457100b5ba2bca4e3c5ec5c0a2650631dd9fbfe812275f9a395f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1f10cab5e1f51e2349db9c6f5c42131e7976a56fe26a2409f9ed0289738b87a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-05-03T14:29:57Z",
    "title_canon_sha256": "d84474e0f290ac8cb998ab594ce3d03dbdd23a1ef37ef90219076bcd9df890bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.00927",
    "kind": "arxiv",
    "version": 1
  }
}