Pith Number

pith:C5GCOCVJ

pith:2019:C5GCOCVJ7JKQN6553GR6ETSJ53

not attested not anchored not stored refs pending

Three direct imaging epochs could constrain the orbit of Earth 2.0 inside the habitable zone

Claire Marie Guimond, Nicolas B. Cowan

arxiv:1903.06184 v1 · 2019-03-14 · 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{C5GCOCVJ7JKQN6553GR6ETSJ53}

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	2026-05-17T23:47:25.303505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

174c270aa9fa5506fbbdd9a3e24e49eee824a9d256e06d1d2405e90c21073ba3

Aliases

arxiv: 1903.06184 · arxiv_version: 1903.06184v1 · doi: 10.48550/arxiv.1903.06184 · pith_short_12: C5GCOCVJ7JKQ · pith_short_16: C5GCOCVJ7JKQN655 · pith_short_8: C5GCOCVJ

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/C5GCOCVJ7JKQN6553GR6ETSJ53 \
  | 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: 174c270aa9fa5506fbbdd9a3e24e49eee824a9d256e06d1d2405e90c21073ba3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0773311b500c2ba654b6663c02f2fbeeec580b5e130a1a84f2ce7136fa9f4e82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-14T18:00:08Z",
    "title_canon_sha256": "f89b7188cc1722c20327970e46c56fd2060a85c7ba76fe8b1ff9374d007546ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06184",
    "kind": "arxiv",
    "version": 1
  }
}