Pith Number

pith:4U3TKWVF

pith:2017:4U3TKWVFKPBASQMAVSL76HFAIG

not attested not anchored not stored refs pending

Weather on Other Worlds. IV. H$\alpha$ emission and photometric variability are not correlated in L0$-$T8 dwarfs

A. Heinze, D. Apai, P. A. Miles-P\'aez, S. A. Metchev

arxiv:1704.06940 v1 · 2017-04-23 · 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{4U3TKWVFKPBASQMAVSL76HFAIG}

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	2026-05-18T00:43:50.299864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e537355aa553c2094180ac97ff1ca04182ea08625dca554e978838764129e5b2

Aliases

arxiv: 1704.06940 · arxiv_version: 1704.06940v1 · doi: 10.48550/arxiv.1704.06940 · pith_short_12: 4U3TKWVFKPBA · pith_short_16: 4U3TKWVFKPBASQMA · pith_short_8: 4U3TKWVF

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/4U3TKWVFKPBASQMAVSL76HFAIG \
  | 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: e537355aa553c2094180ac97ff1ca04182ea08625dca554e978838764129e5b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95afa4e0c866e7228aa2f6e62099737ab760b3544bfc8a2214974420a1fbdd98",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-23T15:31:02Z",
    "title_canon_sha256": "f2bbea3917cfc00784496745310eb874c624ac1ffe51f23971b8e04b70b3906c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06940",
    "kind": "arxiv",
    "version": 1
  }
}