Pith Number

pith:EEEUNVOV

pith:2019:EEEUNVOVXFSDG3LUXSQKX76OTL

not attested not anchored not stored refs pending

Origin and evolution of long-period comets

David Nesvorn\'y, David Vokrouhlick\'y, Luke Dones

arxiv:1904.00728 v1 · 2019-04-01 · 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{EEEUNVOVXFSDG3LUXSQKX76OTL}

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	2026-05-17T23:47:16.570959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

210946d5d5b964336d74bca0abffce9acd3a431b6036bc474dfecb9b14aa4d02

Aliases

arxiv: 1904.00728 · arxiv_version: 1904.00728v1 · doi: 10.48550/arxiv.1904.00728 · pith_short_12: EEEUNVOVXFSD · pith_short_16: EEEUNVOVXFSDG3LU · pith_short_8: EEEUNVOV

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/EEEUNVOVXFSDG3LUXSQKX76OTL \
  | 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: 210946d5d5b964336d74bca0abffce9acd3a431b6036bc474dfecb9b14aa4d02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea96b0742dfdfe46203f0a444511d6b9a306d293e01b7e61e2f8a78165496b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-01T12:21:56Z",
    "title_canon_sha256": "55fa6f007d0078ea581c747c635152c0f7ab455ba37bd0fb93aa11e238015cdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00728",
    "kind": "arxiv",
    "version": 1
  }
}