Pith Number

pith:BS4BOA5R

pith:2012:BS4BOA5RTD5PEV3CSLSLIPRHJI

not attested not anchored not stored refs pending

Nearby Planetary Systems As Lenses During Predicted Close Passages to Background Stars

James Matthews, Rosanne Di Stefano, Sebastien Lepine

arxiv:1202.5316 v2 · 2012-02-23 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BS4BOA5RTD5PEV3CSLSLIPRHJI}

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	2026-05-18T01:58:20.122288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cb81703b198faf2576292e4b43e274a0b8ea40acc8085032b14631bc15b079e

Aliases

arxiv: 1202.5316 · arxiv_version: 1202.5316v2 · doi: 10.48550/arxiv.1202.5316 · pith_short_12: BS4BOA5RTD5P · pith_short_16: BS4BOA5RTD5PEV3C · pith_short_8: BS4BOA5R

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/BS4BOA5RTD5PEV3CSLSLIPRHJI \
  | 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: 0cb81703b198faf2576292e4b43e274a0b8ea40acc8085032b14631bc15b079e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87f188e178609f4f05aac8c1d47db4460d9e4c775cbd4d66abcbf10280969e4d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-02-23T21:00:15Z",
    "title_canon_sha256": "da51e0b0cf5dfbb5eea5e3a9ba14acbbb07364bff63ab7cda16057c27798c5d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5316",
    "kind": "arxiv",
    "version": 2
  }
}