Pith Number

pith:UQVP4WPT

pith:2017:UQVP4WPTPGISFVCJKZQI6PEZ6B

not attested not anchored not stored refs pending

Orbital Evolution, Activity, and Mass Loss of Comet C/1995 O1 (Hale-Bopp). I. Close Encounter with Jupiter in Third Millennium BCE and Effects of Outgassing on the Comet's Motion and Physical Properties

Rainer Kracht, Zdenek Sekanina

arxiv:1703.00928 v2 · 2017-03-02 · 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{UQVP4WPTPGISFVCJKZQI6PEZ6B}

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	2026-05-18T00:35:41.618871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a42afe59f3799122d44956608f3c99f069a829e1c28bec4bb4ada9b80e396ba5

Aliases

arxiv: 1703.00928 · arxiv_version: 1703.00928v2 · doi: 10.48550/arxiv.1703.00928 · pith_short_12: UQVP4WPTPGIS · pith_short_16: UQVP4WPTPGISFVCJ · pith_short_8: UQVP4WPT

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/UQVP4WPTPGISFVCJKZQI6PEZ6B \
  | 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: a42afe59f3799122d44956608f3c99f069a829e1c28bec4bb4ada9b80e396ba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0dbf0c945e211b61acf79cbcb75ee7582cfa90cb80900e297a5317618adf081",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-03-02T19:38:52Z",
    "title_canon_sha256": "a5ffd1665d46a41235904b59fb48f417405103c4e659fc7bae9fa00e30ac6d6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00928",
    "kind": "arxiv",
    "version": 2
  }
}