Pith Number

pith:HFSCKV2E

pith:2012:HFSCKV2ES2Y2SHXMZAU6OVGUGQ

not attested not anchored not stored refs pending

ROPS: A New Search for Habitable Earths in the Southern Sky

A. Jordan, D. Minniti, D. Pinfield, H. R. A. Jones, J. R. Barnes, J. S. Jenkins, M. Tuomi, P. Arriagada, P. Rojo, S. V. Jeffers

arxiv:1204.6283 v2 · 2012-04-27 · 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{HFSCKV2ES2Y2SHXMZAU6OVGUGQ}

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	2026-05-18T01:57:43.118764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396425574496b1a91eecc829e754d4340f2b414d1c58a67e88829936ab71d157

Aliases

arxiv: 1204.6283 · arxiv_version: 1204.6283v2 · doi: 10.48550/arxiv.1204.6283 · pith_short_12: HFSCKV2ES2Y2 · pith_short_16: HFSCKV2ES2Y2SHXM · pith_short_8: HFSCKV2E

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/HFSCKV2ES2Y2SHXMZAU6OVGUGQ \
  | 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: 396425574496b1a91eecc829e754d4340f2b414d1c58a67e88829936ab71d157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "062ea6122aba1d1f07ccb4d3362e089b7e71937cfa925654b8ac22b7fdad926e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-04-27T17:55:28Z",
    "title_canon_sha256": "e366f6b8824a6e6dc3458af48b4485973500da49444997679f7543c31e0a364b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6283",
    "kind": "arxiv",
    "version": 2
  }
}