Pith Number

pith:MFAKC4PE

pith:2014:MFAKC4PEJJVAZ54M5A3WI7NJJ6

not attested not anchored not stored refs pending

The Composition of M-type asteroids II: Synthesis of spectroscopic and radar observations

B.E. Clark, E.A. Cloutis, J. Conklin, J.R. Neeley, M.E. Ockert-Bell, M.K. Shepard, S. Fornasier, S.J. Bus

arxiv:1407.0750 v1 · 2014-07-03 · 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{MFAKC4PEJJVAZ54M5A3WI7NJJ6}

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	2026-05-18T02:48:25.455797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6140a171e44a6a0cf78ce837647da94fa9735c631f2810d987d8a588e81d3039

Aliases

arxiv: 1407.0750 · arxiv_version: 1407.0750v1 · doi: 10.48550/arxiv.1407.0750 · pith_short_12: MFAKC4PEJJVA · pith_short_16: MFAKC4PEJJVAZ54M · pith_short_8: MFAKC4PE

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/MFAKC4PEJJVAZ54M5A3WI7NJJ6 \
  | 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: 6140a171e44a6a0cf78ce837647da94fa9735c631f2810d987d8a588e81d3039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11257cb144936cf173cb0bb19c4433c7706e8aafb4f036a212ff61e376b1f031",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-07-03T00:21:02Z",
    "title_canon_sha256": "d376251ff41266744469b8051c6d6d84295d3fb5fb2141d7ce358bd564d97c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0750",
    "kind": "arxiv",
    "version": 1
  }
}