Pith Number

pith:NCG7AFWH

pith:2015:NCG7AFWHQEJTGRUJ5MSCSB7J2H

not attested not anchored not stored refs pending

Exploring Exogenic Sources for the Olivine on Asteroid (4) Vesta

Andreas Nathues, Edward A. Cloutis, Juan A. Sanchez, Lucille Le Corre, Matthew R.M. Izawa, Paul Mann, Tasha Dunn, Vishnu Reddy

arxiv:1502.03189 v1 · 2015-02-11 · astro-ph.EP · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCG7AFWHQEJTGRUJ5MSCSB7J2H}

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	2026-05-18T02:27:20.261066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

688df016c78113334689eb242907e9d1e35bce456f279702372a5c6ec35de5f3

Aliases

arxiv: 1502.03189 · arxiv_version: 1502.03189v1 · doi: 10.48550/arxiv.1502.03189 · pith_short_12: NCG7AFWHQEJT · pith_short_16: NCG7AFWHQEJTGRUJ · pith_short_8: NCG7AFWH

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/NCG7AFWHQEJTGRUJ5MSCSB7J2H \
  | 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: 688df016c78113334689eb242907e9d1e35bce456f279702372a5c6ec35de5f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89e8a8c8a5541f0eb4b6a6a069edf30b7c624fa2882674dea5f460797f57ec03",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-02-11T03:55:08Z",
    "title_canon_sha256": "ea31e7868c72da5c4a8b58549f2ecf1c6d97ef8da4e4b5db82d1d13fa7b51c0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03189",
    "kind": "arxiv",
    "version": 1
  }
}