Pith Number

pith:E7W3D5NT

pith:2026:E7W3D5NTXBT6UJZKIQGNXIRDIS

not attested not anchored not stored refs pending

Asymmetric nightside CO2 features, inefficient heat transport, and precise evolutionary constraints: Spectroscopic phase curves reveal the past and present of a white dwarf-brown dwarf binary

Ben W. P. Lew, Daniel Apai, Daphne Broski-Laing, Jenni R. French, Joshua D. Lothringer, Lael Shin, L. C. Mayorga, Mark S. Marley, Sarah L. Casewell, Siyi Xu, Vivien Parmentier, Xianyu Tan, Yifan Zhou

arxiv:2606.30112 v1 · 2026-06-29 · 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{E7W3D5NTXBT6UJZKIQGNXIRDIS}

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	2026-06-30T02:17:50.167163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27edb1f5b3b867ea272a440cdba22344861b600b01fe40928680fa4688e7bf3e

Aliases

arxiv: 2606.30112 · arxiv_version: 2606.30112v1 · doi: 10.48550/arxiv.2606.30112 · pith_short_12: E7W3D5NTXBT6 · pith_short_16: E7W3D5NTXBT6UJZK · pith_short_8: E7W3D5NT

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/E7W3D5NTXBT6UJZKIQGNXIRDIS \
  | 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: 27edb1f5b3b867ea272a440cdba22344861b600b01fe40928680fa4688e7bf3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c356baf80160618904d18956159fef084c72abaf19029fce5c910b9c77e1b49b",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-29T10:45:49Z",
    "title_canon_sha256": "2bcb5a6b7b8027bb0c33795af3f95805003737a6bdc42dfaaaa577cd668fbd02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30112",
    "kind": "arxiv",
    "version": 1
  }
}