Pith Number

pith:45T4SRI3

pith:2013:45T4SRI3C2A674Q5H4UCEAJDQX

not attested not anchored not stored refs pending

The Elemental Compositions of Extrasolar Planetesimals

M. Jura (UCLA)

arxiv:1301.5562 v1 · 2013-01-23 · 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{45T4SRI3C2A674Q5H4UCEAJDQX}

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	2026-05-18T01:52:04.218277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e767c9451b1681eff21d3f2822012385c3d8eac68536dcd97e3c12fff51c5ec8

Aliases

arxiv: 1301.5562 · arxiv_version: 1301.5562v1 · doi: 10.48550/arxiv.1301.5562 · pith_short_12: 45T4SRI3C2A6 · pith_short_16: 45T4SRI3C2A674Q5 · pith_short_8: 45T4SRI3

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/45T4SRI3C2A674Q5H4UCEAJDQX \
  | 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: e767c9451b1681eff21d3f2822012385c3d8eac68536dcd97e3c12fff51c5ec8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8443c43a8ea509f96ef0ad36ebd96fb282c6b6128d259f025312d2bbb4a6ab6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-01-23T16:48:41Z",
    "title_canon_sha256": "aa34bce3df686233fcd524b8ecabee67c7050fa832fa51a583c3bcbe585db66e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5562",
    "kind": "arxiv",
    "version": 1
  }
}