Pith Number

pith:AW6HPN2H

pith:2012:AW6HPN2HTBR2MOTHWLK5PDEIKC

not attested not anchored not stored refs pending

Spectroscopic identification of habitable extra-solar planets

Erez N. Ribak, Eyal Schwartz, Stephen G. Lipson

arxiv:1203.5036 v1 · 2012-03-22 · astro-ph.EP · astro-ph.IM · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AW6HPN2HTBR2MOTHWLK5PDEIKC}

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	2026-05-18T03:59:28.084128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05bc77b7479863a63a67b2d5d78c8850b27eaab69c61229cef36f10d4f75c1c3

Aliases

arxiv: 1203.5036 · arxiv_version: 1203.5036v1 · doi: 10.48550/arxiv.1203.5036 · pith_short_12: AW6HPN2HTBR2 · pith_short_16: AW6HPN2HTBR2MOTH · pith_short_8: AW6HPN2H

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/AW6HPN2HTBR2MOTHWLK5PDEIKC \
  | 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: 05bc77b7479863a63a67b2d5d78c8850b27eaab69c61229cef36f10d4f75c1c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "600b455965e4cf121e9f56fece9db795bb0f2b0070bb31a1d393a52330ad43de",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-03-22T16:41:08Z",
    "title_canon_sha256": "aa255c3829494bdc2c0ef4829f5a0a69f04c106693e7ab38215d52a80a71bdce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5036",
    "kind": "arxiv",
    "version": 1
  }
}