Pith Number

pith:SD46VTEZ

pith:2015:SD46VTEZ3JUBTTCSSDBIU2NNKU

not attested not anchored not stored refs pending

Systematic ranging and late warning asteroid impacts

D. Farnocchia, M. Micheli, S. R. Chesley

arxiv:1504.00025 v1 · 2015-03-31 · 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{SD46VTEZ3JUBTTCSSDBIU2NNKU}

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	2026-05-18T01:36:54.004721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90f9eacc99da6819cc5290c28a69ad550424a005cf80bdd1e1fb6b1ab3176a66

Aliases

arxiv: 1504.00025 · arxiv_version: 1504.00025v1 · doi: 10.48550/arxiv.1504.00025 · pith_short_12: SD46VTEZ3JUB · pith_short_16: SD46VTEZ3JUBTTCS · pith_short_8: SD46VTEZ

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/SD46VTEZ3JUBTTCSSDBIU2NNKU \
  | 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: 90f9eacc99da6819cc5290c28a69ad550424a005cf80bdd1e1fb6b1ab3176a66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d4d54183c558b3c9cbb8f734146ee08123c101c9ec8c96574511ee93db5df59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-03-31T20:06:31Z",
    "title_canon_sha256": "13a99b3c981f01ff591a3c514e49d767edbabd0ea02fb6fa41494c4734b86ac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00025",
    "kind": "arxiv",
    "version": 1
  }
}