Pith Number

pith:VJUPW36L

pith:2016:VJUPW36LSQV6EM2FFEIDTOQFMZ

not attested not anchored not stored refs pending

Effects of Mg/Si on Exoplanetary Refractory Oxygen Budget

Cayman T. Unterborn, Wendy R. Panero

arxiv:1604.08309 v3 · 2016-04-28 · 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{VJUPW36LSQV6EM2FFEIDTOQFMZ}

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	2026-05-18T00:37:18.913667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa68fb6fcb942be23345291039ba056656dec1504ac7cd796fbedcfba873b061

Aliases

arxiv: 1604.08309 · arxiv_version: 1604.08309v3 · doi: 10.48550/arxiv.1604.08309 · pith_short_12: VJUPW36LSQV6 · pith_short_16: VJUPW36LSQV6EM2F · pith_short_8: VJUPW36L

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/VJUPW36LSQV6EM2FFEIDTOQFMZ \
  | 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: aa68fb6fcb942be23345291039ba056656dec1504ac7cd796fbedcfba873b061

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36a8ba5b186ea9be2727636624346482a6a52eee45118915ea3c5a10ea92c3ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-04-28T05:41:32Z",
    "title_canon_sha256": "8a3c2f09bacfdf89c23d8bf565ab2ac45fb42e9cd4be0a5c7e5e842af85c88ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08309",
    "kind": "arxiv",
    "version": 3
  }
}