Pith Number

pith:WCMHS2D7

pith:2018:WCMHS2D7K7TKW6YBHMJ6KONA3T

not attested not anchored not stored refs pending

Model-independent exoplanet transit spectroscopy

Erik Aronson, Nikolai Piskunov

arxiv:1803.05327 v1 · 2018-03-14 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCMHS2D7K7TKW6YBHMJ6KONA3T}

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	2026-05-18T00:17:04.067599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b09879687f57e6ab7b013b13e539a0dcf199c1cc44406425d04063b8d8f1cd6c

Aliases

arxiv: 1803.05327 · arxiv_version: 1803.05327v1 · doi: 10.48550/arxiv.1803.05327 · pith_short_12: WCMHS2D7K7TK · pith_short_16: WCMHS2D7K7TKW6YB · pith_short_8: WCMHS2D7

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/WCMHS2D7K7TKW6YBHMJ6KONA3T \
  | 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: b09879687f57e6ab7b013b13e539a0dcf199c1cc44406425d04063b8d8f1cd6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb2c9849a48de39ba5a7f2ef7b61e4a7a462115f4f36420184f07b6fb0f9c1d3",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-14T14:54:15Z",
    "title_canon_sha256": "0e02243035177ab34aa89f2311c8a12ac5b1ec1dc93c11fd2fb8ea88f4270ede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05327",
    "kind": "arxiv",
    "version": 1
  }
}