Pith Number

pith:Q3ASWXRP

pith:2017:Q3ASWXRPWAONXTBL4P46I2XRXP

not attested not anchored not stored refs pending

A precise optical transmission spectrum of the inflated exoplanet WASP-52b

Ian Skillen, James Kirk, Patrick G. J. Irwin, Peter J. Wheatley, Tom Louden

arxiv:1703.09285 v1 · 2017-03-27 · 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{Q3ASWXRPWAONXTBL4P46I2XRXP}

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	2026-05-18T00:40:58.380389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86c12b5e2fb01cdbcc2be3f9e46af1bbfed53d28d552d8a2e0f8792bac8583cd

Aliases

arxiv: 1703.09285 · arxiv_version: 1703.09285v1 · doi: 10.48550/arxiv.1703.09285 · pith_short_12: Q3ASWXRPWAON · pith_short_16: Q3ASWXRPWAONXTBL · pith_short_8: Q3ASWXRP

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/Q3ASWXRPWAONXTBL4P46I2XRXP \
  | 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: 86c12b5e2fb01cdbcc2be3f9e46af1bbfed53d28d552d8a2e0f8792bac8583cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57e50c3bd8caae5a09fcd398753206b6094cf7f5178463247deb6d16174029c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-03-27T19:46:58Z",
    "title_canon_sha256": "934e476ef75331d1df19af1d18818ab7db2ca021d4da1da3fcdc2f26c3364dff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09285",
    "kind": "arxiv",
    "version": 1
  }
}