Pith Number

pith:XUTZHHFM

pith:2016:XUTZHHFMTLEBN6CET2GIO6XGWO

not attested not anchored not stored refs pending

XMM-Newton Observations of the Peculiar Cataclysmic Variable Lanning 386: X-ray evidence for a Magnetic Primary

J. C. Zinn, M. Fausnaugh, M. R. Kennedy, P. Callanan, P. M. Garnavich

arxiv:1612.04397 v2 · 2016-12-13 · 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{XUTZHHFMTLEBN6CET2GIO6XGWO}

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	2026-05-18T00:46:51.441670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd27939cac9ac816f8449e8c877ae6b3bb372d6a53432b76123b948791e109c4

Aliases

arxiv: 1612.04397 · arxiv_version: 1612.04397v2 · doi: 10.48550/arxiv.1612.04397 · pith_short_12: XUTZHHFMTLEB · pith_short_16: XUTZHHFMTLEBN6CE · pith_short_8: XUTZHHFM

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/XUTZHHFMTLEBN6CET2GIO6XGWO \
  | 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: bd27939cac9ac816f8449e8c877ae6b3bb372d6a53432b76123b948791e109c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75095d21f46dbd870f610e007793862294a6c27b30d500b3bd2491dad65a5fb1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-12-13T21:17:02Z",
    "title_canon_sha256": "63d6d0c84fabfd67eecd2fc9b76255722a0e16ee2ac21216ced8e1e6a0939036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04397",
    "kind": "arxiv",
    "version": 2
  }
}