Pith Number

pith:TRRH7QKA

pith:2019:TRRH7QKABHK5VZ7HLTUJWJQUYX

not attested not anchored not stored refs pending

Migration of D-type asteroids from the outer Solar System inferred from carbonate in meteorites

Kohei Fukuda, Kotaro Shirai, Martin R. Lee, Mizuho Koike, Paula Lindgren, Peter Hoppe, Takayuki Ushikubo, Wataru Fujiya, Yuji Sano

arxiv:1905.13620 v2 · 2019-05-31 · 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{TRRH7QKABHK5VZ7HLTUJWJQUYX}

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	2026-05-17T23:41:52.924929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c627fc14009d5dae7e75ce89b2614c5c3abbfe82e21fbcedfbd9fa98ecba1c9

Aliases

arxiv: 1905.13620 · arxiv_version: 1905.13620v2 · doi: 10.48550/arxiv.1905.13620 · pith_short_12: TRRH7QKABHK5 · pith_short_16: TRRH7QKABHK5VZ7H · pith_short_8: TRRH7QKA

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/TRRH7QKABHK5VZ7HLTUJWJQUYX \
  | 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: 9c627fc14009d5dae7e75ce89b2614c5c3abbfe82e21fbcedfbd9fa98ecba1c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cd6072b7e29fbd8921fb1f443c2e359b0068dda5eba0d392201f3065fbe8fde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-05-31T13:56:22Z",
    "title_canon_sha256": "ee448c7361d4e2208f65edb1178d627ca3ee441b164aeda756575dab91495e92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13620",
    "kind": "arxiv",
    "version": 2
  }
}