Pith Number

pith:PUWU4CIW

pith:2016:PUWU4CIWC2NUEORQGQ5Y22LDPH

not attested not anchored not stored refs pending

Modeling the Historical Flux of Planetary Impactors

David Nesvorny, Fernando Roig, William F. Bottke

arxiv:1612.08771 v1 · 2016-12-27 · 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{PUWU4CIWC2NUEORQGQ5Y22LDPH}

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	2026-05-18T00:50:46.075476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2d4e0916169b423a30343b8d696379ff8b15e56c4cce723d43ebdd94020ae0

Aliases

arxiv: 1612.08771 · arxiv_version: 1612.08771v1 · doi: 10.48550/arxiv.1612.08771 · pith_short_12: PUWU4CIWC2NU · pith_short_16: PUWU4CIWC2NUEORQ · pith_short_8: PUWU4CIW

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/PUWU4CIWC2NUEORQGQ5Y22LDPH \
  | 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: 7d2d4e0916169b423a30343b8d696379ff8b15e56c4cce723d43ebdd94020ae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "801f576860dba4db740d0cd8d125cc6991c606216d563e0109b3e818df77b008",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-12-27T23:22:13Z",
    "title_canon_sha256": "badeb66fe8bc712b48917a5e8a3a972efffeddde0afa679f1fd3351dabd04467"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08771",
    "kind": "arxiv",
    "version": 1
  }
}