Pith Number

pith:GMKVCWOS

pith:2013:GMKVCWOSFI57B3RMVEJ4C7LEVE

not attested not anchored not stored refs pending

Direct Imaging in the Habitable Zone and the Problem of Orbital Motion

Andrew J. Skemer, Jared R. Males, Laird M. Close

arxiv:1304.5853 v1 · 2013-04-22 · astro-ph.IM · 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{GMKVCWOSFI57B3RMVEJ4C7LEVE}

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	2026-05-18T01:50:23.792474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33155159d22a3bf0ee2ca913c17d64a92b14d337c09a9bfeb8e9a6637864a0d2

Aliases

arxiv: 1304.5853 · arxiv_version: 1304.5853v1 · doi: 10.48550/arxiv.1304.5853 · pith_short_12: GMKVCWOSFI57 · pith_short_16: GMKVCWOSFI57B3RM · pith_short_8: GMKVCWOS

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/GMKVCWOSFI57B3RMVEJ4C7LEVE \
  | 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: 33155159d22a3bf0ee2ca913c17d64a92b14d337c09a9bfeb8e9a6637864a0d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f1312c421249382cc109a4bf0ef679c00de9799b89fe9747c4b2ae72210873d",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-04-22T06:42:12Z",
    "title_canon_sha256": "eeaec1ec9ab95c69adfe5013497ab37116d21afbf0b022ec5e9a6a7feff807e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5853",
    "kind": "arxiv",
    "version": 1
  }
}