Pith Number

pith:UKTDZFO6

pith:2019:UKTDZFO6DPYA4HVDVBI72UMLYI

not attested not anchored not stored refs pending

A White Dwarf with Transiting Circumstellar Material Far Outside the Roche Limit

B. H. Dunlap, B. T. Gaensicke, D. E. Winget, E. Dennihy, J. J. Hermes, K. J. Bell, M. H. Montgomery, O. Toloza, P. B. Cho, P. E. Tremblay, P. Izquierdo, Z. Vanderbosch

arxiv:1908.09839 v2 · 2019-08-26 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKTDZFO6DPYA4HVDVBI72UMLYI}

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	2026-07-05T01:20:47.937413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2a63c95de1bf00e1ea3a851fd518bc20fe31b5eee3ca2d0367befdb8a55ca22

Aliases

arxiv: 1908.09839 · arxiv_version: 1908.09839v2 · doi: 10.48550/arxiv.1908.09839 · pith_short_12: UKTDZFO6DPYA · pith_short_16: UKTDZFO6DPYA4HVD · pith_short_8: UKTDZFO6

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/UKTDZFO6DPYA4HVDVBI72UMLYI \
  | 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: a2a63c95de1bf00e1ea3a851fd518bc20fe31b5eee3ca2d0367befdb8a55ca22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa3a111ebe4d401e92e83af581fc6a69bb48829b5b966d018a687e8939a2163",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-26T18:00:01Z",
    "title_canon_sha256": "5af29c239d373b8deafee92d05df94decb29ee741f326cae363e08b3ed6b02a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09839",
    "kind": "arxiv",
    "version": 2
  }
}